戒指 白金 - 4.60ct. tw. 蓝宝石 - 钻石 - 蓝宝石，1930年代的装饰艺术风格

Type of jewel: 蓝宝石戒指，肩部镶钻。

Condition: 保存完好，尤其考虑到此戒指的年龄。

Style: 装饰艺术风格，矩形切角蓝宝石两侧为阶梯式镶钻肩。

Era: 约1930年。

Material: 铂金，经触探石测试。

Diamonds: 十四颗八字形切工钻石，总重约0.20克拉（颜色F–H；净度SI–I）。

Diamond weights, colour and clarity are approximate, as the stones were assessed in their settings and were not removed for grading or weighing. 由于钻石在镶嵌状态下评估，重量、颜色与净度为近似值，未拆下称重或分级。

All diamonds in this ring were individually tested with the Magilabs' EXA Natural Diamond Detector and identified as natural diamonds. 本戒所有钻石均逐颗使用 Magilabs 的 EXA 天然钻石探测仪进行测试，鉴定为天然钻石。

Gemstone: One rectangular, cut-cornered natural sapphire of deep blue colour, with an estimated weight of 4.60 ct. 宝石：一颗深蓝色的矩形切角天然蓝宝石，估计重4.60克拉。

The gemstone weight is approximate, as the stone was assessed in its setting and was not removed for weighing. 宝石重量为近似值，因在镶嵌中评估并未拆下称重。

It is common practice for gemstones to be treated in order to improve their colour or clarity. The sapphire has not been tested for such treatments. 宝石常见做法是可能经过处理以改善颜色或净度。本蓝宝石尚未测试是否经过此类处理。

Traditional gemstone associations: Sapphire is traditionally associated with September and loyalty; diamond with April. 传统宝石象征：蓝宝石通常与九月和忠诚相关；钻石与四月相关。

Hallmarks: No trace of hallmarks. 印记：无可见印记。

Dimensions: Width across the ring head: 10.7 mm. See picture with a ruler in cm and inches. 尺寸：戒头宽度为10.7毫米。请参阅带尺子的厘米和英寸照片。

Weight: 4.4 g

Ring size: EU 58; inner diameter approx. 18.5 mm; US 8½; UK Q½. 戒指尺寸：EU 58；内径约18.5毫米；US 8½；UK Q½。

Ring sizes are professionally measured and rounded to the nearest millimetre; slight variations are standard and do not affect wear. 戒指尺码由专业测量，四舍五入到最近毫米；略有差异属正常，不影响佩戴。

Adin reference Nº: 26274-00132 阿丁参考号：26274-00132

- Photography copyright: Adin Fine Antique & Vintage Jewellery. 摄影版权：Adin Fine Antique & Vintage Jewellery。

- All jewels are delivered in an Adin jewellery box. Boxes shown in the photographs are display props unless stated otherwise. 所有珠宝均随 Adin 珠宝盒交付。照片中的盒子为道具，除非另有说明。

- With almost 50 years of experience in antique and vintage jewellery in Antwerp, Adin is recognised among fellow professionals for its specialist knowledge and professional integrity. Every jewel is accompanied by an Adin certificate featuring a photograph and detailed description, providing a useful record for identification and insurance purposes. 阿姆斯特丹？（请校正：原文为安特卫普，已按中文习惯译为安特卫普）在安特卫普的古董与老珠宝领域拥有近50年经验的 Adin，在同行中以专业知识与诚信著称。每件珠宝均附有 Adin 证书，含照片与详细描述，便于识别与保险。

- Shipped insured and registered. Collection in person is also welcome. 已投保并登记发货。也欢迎亲自取货。

- For shipments outside the European Union, import duties, taxes and other charges may apply and are the buyer’s responsibility. Please check the applicable requirements and costs in advance. 对欧洲联盟以外的发货，可能产生进口税、关税及其他费用，费用由买家承担。请事先核对适用要求与费用。

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- Antique and vintage jewellery may show signs of age and wear, including traces of earlier repairs or restoration. 古董与老珠宝可能出现年龄与磨损痕迹，包括早期修复的痕迹。

- We preserve each piece in its authentic state and do not routinely remove surface marks or rhodium-plate white gold. 我们将每件珠宝保持在其原始状态，不常规去除表面痕迹或铑镀白金。