真正性証明書 本証明書は、お客様が www.talisman.jewelry で購入されたジュエリーに使用されているすべての金属、ダイヤモンド、宝石が、商品説明に規定された通りに納品されていることを証明するものです。 材質仕様上記の「規定通り」とは、以下を指します： 金属: お客様のジュエリーには、金属の種類、最低純度、および当社の商標を指定する刻印がされています。例えば、「14K」の刻印は、金14部以上と他の金属10部から成る金合金を示します。 鑑別書付きダイヤモンド＆宝石: GIA、AGLなどの発行機関が発行した鑑別書が付いたダイヤモンド及び宝石については、お客様が受け取られた宝石が鑑別書に指定されたものであり、発行機関の最善の判断に基づき鑑別書に記載された特性を有していることを保証します。 鑑別書なしダイヤモンド＆宝石: 鑑別書なしで販売されるダイヤモンド及び宝石については、本証明書は、当社が指定された種類（例：ダイヤモンド、サファイア、エメラルド）の宝石を納品し、天然産または実験室生成のいずれであるかを示したことを証明します。鑑別書なしの宝石に関するより具体的なグレード特性（例：AAA、AAなど）は、本証明書の対象外です。 交換条件お客様の商品が上記の条件通りでない場合、ご要望に応じて、約束された特性を満たす、またはそれを超える商品と交換いたします。あるいは、www.talisman.jewelry は、元の購入価格での返金と引き換えに商品の返品を要求する権利を留保します。 クレーム申請本ポリシーに基づくクレームを申請される場合、お客様は以下を許可する必要があります： 該当作品及びクレームの根拠となるいかなる評価書の検査。 独立した検査機関によるジュエリーの検査（検査に必要な場合、ダイヤモンドや宝石を留め具から一時的に取り外すことを含む）。 保証条件本証明書は、以下の条件に従います： デザインや仕上げの特性は対象外です。金属、ダイヤモンド、宝石の真の表現のみを対象とします。 金属の変色や金属に対する皮膚反応は、材質の不真正の証拠ではありません。ジュエリーに使用される貴金属は、化学物質、塩素、皮膚、または空気にさらされることで変色することがあります。何人かの人々は純銀との接触で緑色の残留物が生じたり、標準的なホワイトゴールド合金に含まれるニッケルにアレルギー反応を起こしたりすることがあります。 いずれかのダイヤモンドまたは宝石の状態は、購入時に使用された標準的な宝石学的手法（10倍を超えない拡大検査を含む）によって決定されます。 本証明書は、出荷時点における商品の真正性を指し、出荷日以降に発生した損傷は含まれません。 ダイヤモンド及び宝石の測定精度は、±0.05mm及び±0.05カラットの範囲内で確定されます。 本証明書は、そのジュエリーの最初の購入者に適用され、作品の生涯にわたって付随します。 本証明書は、www.talisman.jewelry が制作し、www.talisman.jewelry ウェブサイトから直接購入されたジュエリーにのみ有効です。 ご質問は、カスタマーサービス info@talisman.jewelry までご連絡ください。最終更新日：2025年10月10日

Talisman Jewelry - カスタムジュエリー満足保証 お客様の満足、それが私たちの約束。一点一点のカスタムジュエリーの背景には――特別な意味を持つタリスマンであれ、夢にまで見たハイエンドなデザインであれ――お客様の物語と期待が込められています。「ほぼ完璧」では不十分だと私たちは理解しています。そのため、私たちは厳粛にお約束します：カスタムジュエリーにご満足いただけない場合、お客様が完全に満足されるまで、無料で修正または再制作いたします。 誠実かつ確固たる約束これは単なるスローガンではなく、私たちのサービスの核心をなす信念です。私たちは心から、お客様の心に響くジュエリーをお持ちいただきたいと願っています。ご不満があれば、お知らせください――あらゆる詳細に耳を傾け、適切な調整を全力で行います。 隠れた条項や制限は一切ありません。デザインプロセス中と同様に、いつでも私たちとコミュニケーションを取ってください。一貫してサポートとお手伝いをさせていただきます。 安心の返品・交換サービスお客様の権利を保護するため、必要な修正や再制作のためにジュエリーをご返送いただく際、運賃前払い・保証付きの返送ラベルを提供します。全過程でお客様に追加費用は発生しません。理想の作品を迅速にお届けする間、どうか安心してお待ちください。 公平で透明性のある価格設定ご注文時の価格に影響しない修正は、全額無料で対応いたします。ダイヤモンドの追加など、コストが増加する変更をご希望の場合、対応する差額のみを頂戴し、事前にご確認いただきます。 30日以内のご連絡をお願いいたしますジュエリー到着後30日以内に修正のご依頼を提出されることをお勧めします。お客様のお時間を尊重し、ご要望を優先的に処理し、カスタムジュエリーを可能な限り早く完璧な状態に仕上げます。 お客様の人生の重要な瞬間に立ち会えることを光栄に思います。Talisman Jewelryをお選びいただき、ありがとうございます。指先で輝くだけでなく、心をも動かす、あなただけのジュエリーを共に創り上げましょう。 ご質問やお手伝いが必要な場合は、いつでもお気軽にお問い合わせください。お客様が思い描く唯一無二の作品を実現するためだけに、私たちはここにいます。 公式サイト：www.talisman.jewelryカスタマーサービスメール：info@talisman.jewelry最終更新日：2025年10月10日

When choosing diamonds, we often focus on the "4C" standards: Carat weight, Color, Cut, and Clarity. However, when it comes to Clarity, many consumers are confused by rating labels and mistakenly believe that diamonds of the same grade have almost no visual difference. The fact is far from that. This article will take you deep into the complex world behind clarity ratings, revealing why the quality and value of diamonds may vary greatly under the same GIA clarity level, and providing you with smart strategies for selecting "beautiful diamonds" within your budget. Same cleanliness level, but vastly different quality The following three diamonds all have identical GIA 4C ratings: Cutting: Excellent Color: J Clarity: SI2 Carat weight: 1.0-1.1 carats These diamonds are not rare exceptions, but are extremely common inventory choices in the market that can be easily provided by any large online diamond retailer. They represent typical diamonds that most consumers will encounter in the SI2 clarity level. However, despite having the same rating, there are significant differences in their actual quality, visual aesthetics, and price. We have recorded the key features of each diamond that were not reflected in the SI2 rating. Please observe carefully, you will find: The lowest quality choice: almost worthless, even if the price is low, it is a bad investment. The impact of inclusions varies greatly: within the same GIA clarity level, the influence of inclusions on the appearance of diamonds may vary greatly. Features not covered by the rating, such as "milkiness" or slight color tones, are not considered in the clarity rating but seriously affect the visual effect. The potential of high-quality SI2: A top-notch SI2 diamond may have a better appearance than many VS1 diamonds. Key takeaway: GIA clarity rating is a range, not an accurate visual quality assurance. It tells you the size, quantity, and location of the contents, but cannot fully convey its actual impact on the overall aesthetic. Crossing clarity levels, searching for "eye clean" diamonds Now, let's change our perspective. Assuming you are pursuing "eye clean" - diamonds whose contents cannot be seen with the naked eye at normal wearing distances. The following three diamonds, also from our supplier's regular inventory, have the same cut, color, and carat weight: Cutting: Excellent Color: F Carat weight: 1.01-1.02 carats But their cleanliness levels are SI1, VS1, and VVS1, respectively. According to traditional views, these three diamonds should have significant differences under a magnifying glass. However, our observation is that they are all "eye clean" and look very similar when set into rings. Even with the help of the content distribution map provided by GIA, it is difficult for untrained eyes to distinguish the visual differences between them under high magnification. Conclusion: For consumers who pursue the beauty of daily wear, many diamonds between SI1 and VVS1 can meet the standard of "clean eyes". You don't have to pay a multiple premium for a small increase in cleanliness. Two strategies for obtaining beautiful diamonds Faced with the complexity of the diamond market, we have summarized two mainstream choices: Option 1: Pursuing 'Absolute Safety' Purchase a top-quality diamond: GIA certified round bright cut, color grade D-F (colorless), clarity VVS or above, and excellent cutting quality. This type of diamond: Impeccable appearance: To everyone, it is shiny, colorless, and almost perfect. High cost: You paid a high premium for 'zero risk', which may mean sacrificing carat weight or exceeding budget. This is a 'no mistake' option, but the cost is extremely high. Option 2: Smart selection, maximizing value Gain a deeper understanding of diamonds and find a diamond that is both beautiful and cost-effective. We can see such good diamonds every day: Some SI grade diamonds are cleaner to the naked eye than others. Specific types of inclusions (such as white spots, feather patterns) may be almost invisible. If the position of the contents is cleverly hidden (such as near the waist), it has minimal impact on the frontal visual perception. Some cuts (such as emerald shaped and ascout shaped) are more difficult to conceal the contents due to their larger tabletop, and require more careful selection. The value of experts lies in this - they can help you weigh the pros and cons and select a 'stunning' diamond within a reasonable budget. Our recommendation: Choose option two. Diamonds are indeed expensive, and we hope that customers can confidently consume and spend their money on features that truly affect their beauty, rather than paying for superficial fame. Conclusion: Beware of market traps and be smart buyers There are "good diamonds" and "bad diamonds" in the market. Many jewelers must sell their inventory after purchasing it. The more difficult it is to sell, the more likely they are to "aggressively promote" and guide you to purchase diamonds that are not the best choice. True wisdom does not lie in blindly pursuing the highest score, but in understanding the truth behind scores. Through professional knowledge and meticulous screening, you can easily find a clean and dazzling diamond at the SI1 or even SI2 level, achieving a perfect balance between beauty and value. Our original intention in establishing the brand was to provide guidance and professional support to help you confidently purchase, not only to obtain a great diamond, but also to gain a great shopping experience.

Diamond cutting: why is it the most important factor in the "4C"? When choosing diamonds, we often emphasize to our customers that cutting is the most important criterion in the "4C". It determines how much brilliance a diamond can shine, directly affecting its visual beauty and brilliance. For the most popular round brilliant cut diamonds, we strongly recommend that you only consider diamonds that have obtained the GIA "Excellent" cutting grade. This rating is the most reliable guarantee to ensure that diamonds have excellent fire color, brightness, and shimmer. However, even the same level of "excellent" cutting is not completely the same. Some diamonds are more inclined towards brightness, while others have a slight advantage in fiery colors; Some pursue ultimate symmetry and present clear "heart and arrow" patterns. These subtle differences do exist, but their impact is minimal compared to the differences in cutting levels themselves. By choosing a diamond with an "excellent" cut, you have already completed 95% of the work. Leave the remaining 5% to your eyes - observe and compare for yourself, and find the one that moves you the most. As the world's most authoritative diamond appraisal institution, GIA (Gemological Institute of America) has a rigorous and trustworthy rating system. They found through large-scale consumer observation research that there are regional and individual differences in people's preferences for diamonds. But once you enter the category of "excellent" cutting, you are already in the "safe zone" - no matter which one you ultimately choose, you can ensure its brilliance. Cutting rating of laboratory cultivated diamonds It should be noted that GIA currently only provides cut ratings for naturally mined diamonds. For laboratory grown diamonds, we recommend using the "Ideal" cut grade from IGI (International Gemological Institute) as an alternative standard for "excellent" cuts. At the same time, we will strictly review the size and proportion of each laboratory diamond to ensure that its cutting quality meets high standards, providing you with a reassuring choice. Alien Diamond: The 'Grey Zone' of Cut Rating When you look at diamond shapes outside of the circle - such as oval, princess square, pear shaped, horse eye shaped, etc. - the situation becomes complicated. These diamonds are collectively referred to as Fancy Cuts, and GIA currently does not provide an official cut grade. This is not accidental, but a trade-off between science and aesthetics. Circular bright cutting is the pinnacle of optical design, capable of reflecting light to the maximum extent possible, achieving the ideal brightness and fire color. The birth of other shapes is essentially at the cost of sacrificing some optical performance in exchange for a unique aesthetic appearance. For example, a perfect ellipse, if infinitely close to a circle, has the best lighting effect - but then it is no longer an "ellipse". For this reason, GIA has decided not to conduct cut ratings on fancy cut diamonds. Although this decision is reasonable, it poses a challenge for consumers: you must judge the quality of the cut on your own without third-party quantitative standards. Many online retailers list all fancy cut diamonds together, regardless of their cut. This means that you need to identify yourself in the 'cutting minefield'. We do not agree with this shopping method. We insist on manually selecting every fancy cut diamond to ensure that every one that enters your field of vision is rigorously screened and finely cut. You can rest assured to rely on your own aesthetics and focus on your preferences for shape and personality, as we have filtered out 'wrong choices' for you. The Scientific Basis for GIA Circular Bright Diamond Cut Rating It took GIA over ten years to establish the widely recognized circular brilliant diamond cut rating system. This system integrates cutting-edge technology and human perception research, and can be regarded as the crystallization of science and art. 1. Computer optical modeling GIA first uses computer models to analyze 8 key proportional parameters that affect light behavior: Table Size Crown Angle Pavilion Angle Star Length Lower Girdle Facet Length Girdle Thickness Culet Size Total Depth By combining the two process factors of polishing and symmetry, GIA can accurately simulate the reflection, refraction, and leakage of light inside diamonds, and predict their brightness and fire color performance. 2. Large scale human observation research However, scientific models cannot fully capture the 'beauty'. To this end, GIA conducted the largest diamond visual research in history, inviting professionals such as consumers, retailers, and manufacturers to observe and evaluate over 2000 diamonds for more than 70000 times. This study reveals several key conclusions: A "attractive" diamond must be bright, fiery, sparkling, and have a pleasant overall visual experience, especially the contrasting patterns of light and dark areas when viewed from the front. Personal preferences can affect the choice between brightness and fire color, but significant differences in cutting ratios can result in visible quality differences. There is no 'perfect proportion'. Some people prefer extreme brightness, while others appreciate more fiery colors. GIA categorizes cutting into five levels: poor, average, good, very good, and excellent, balancing scientific and aesthetic diversity. Nowadays, GIA combines calibrated optical models with human perception data to comprehensively judge the front appearance, design, and craftsmanship of diamonds, and ultimately determine their cutting grade. The three core visual elements of diamond cutting 1. Brilliance The total amount of white light reflected by diamonds. This is the most important indicator for cutting. A well cut diamond is bright and full of vitality throughout; Diamonds with poor cutting appear dull and dull. The combination of crown and pavilion corners is the key to determining brightness, as they control how light refracts inside the diamond and returns to the observer's eyes. 2. Fire color Refers to the colorful light emitted by diamonds when they move. This is because diamonds act like prisms, decomposing white light into rainbow colored spectra. Fire color adds romance and dreaminess to diamonds, making them visible even in darker environments. 3. Sparkle Flashing is not only the sum of brightness and fire color, but also the visual impact brought by the dynamic contrast of light and dark facets. The human eye is naturally drawn to contrast - when a diamond rotates, certain facets become darker due to occlusion (such as your head), creating a sharp contrast with bright areas and producing a jumping "flash" effect. The dynamic changes in light and shadow are precisely the charm that sets diamonds apart from ordinary reflective objects. Small experiment: Observing a collage of diamond photos, your gaze will unconsciously be attracted by the diamond with strong contrast between light and dark in the bottom right corner. This is the magic of 'flashing'. Design trade-offs behind cutting The goal of a diamond cutter is to maximize the value of the raw stone. But there is an eternal game between cutting quality and carat weight. The price of diamonds increases nonlinearly with the carat number, especially at psychological checkpoints such as 1.00ct, 1.50ct, and 2.00ct where prices soar. Therefore, grinders often prefer to retain carat weight, even at the expense of cutting quality. For example, no one wants to grind a 1.00 carat diamond into 0.99 carats. Sometimes, in order to avoid the inclusions in the original stone, the cutter may adjust the symmetry, resulting in imperfect cutting. Pattern&Weight Ratio is the indicator used to evaluate this trade-off: Is the width of the diamond reasonable? Or is the weight "hidden" in the thick waistband, making it appear smaller when viewed from the front? Are there any structural defects (such as gaps) that affect durability? Comparative example: Two diamonds both weighing 1.01 carats. The left lumbar ridge is thick and deep, with a frontal diameter of only 6mm+; The weight distribution on the right side is reasonable, with a front diameter exceeding 6.5mm, which is visually larger. The latter is better in terms of 'fire' and is a smarter design. Polish and Symmetry polishing The smoothness of the diamond surface is determined by the final polishing process. The GIA rating is as follows: Excellent: No visible polishing marks under 10x magnifying glass Very Good: Extremely difficult to discover Good: difficult to detect Fair: Visible, possibly visible to the naked eye Poor: Visible to the naked eye Suggestion: Choose "good" or above. The visual differences between the top levels are...