Antique jewelry object group brooch Condition very good condition Country of origin France Style Vintage Sixties (of the twentieth century) Period ca. 1960 Material 18K warm yellow gold and platinum (touchstone tested) Diamonds One old brilliant cut diamond with an estimated weight of ± 0.55ct 20 old mine brilliant cut diamonds with an estimated weight of ± 3.36ct 15 single brilliant cut diamonds (also called 8/8) with an estimated weight of ± 0.54ct Total diamond count 36 pcs. Total diamond weight approx. 4.45 crt with an average colour and clarity H/K, vs/i All diamond weights, color grades and clarity are approximate since stones are not removed from their mounts to preserve the integrity of the setting. All diamonds we offer are screened by the I.J.G.C. for whether they are natural or synthetic, and all diamonds in this jewel are 100% guaranteed to be natural. Birthstones Diamond is the birthstone (or month stone) for April. Hallmarks The French control mark for 18K gold representing an eagle's head (that was in use in France from about 1838) and the French control mark for platinum representing a dog's head (that was in use in France from about 1912). Dimensions width 5,86 cm (2,31 inch), height 6,28 cm (2,47 inch) Weight 19,30 gram (12,41 dwt) Adin Reference Nº 23167-0370 - Accompanied by a professional report of authenticity for your peace of mind. - Shipped insured and registered for your security, though you're most welcome to collect in person. - For shipments outside the EU, import duties and other charges may apply. We advise checking this in advance. - We invite you to browse through our customer feedback to discover the level of satisfaction we consistently provide. - See more of our products, visit: https://auction.catawiki.com/lotsfrom/Adin - It is common for antique & vintage jewellery to be thoughtfully refurbished, remodelled, or repaired to extend its life of wearability. Older items may well show signs of this loving attention. #ExclusiveJewelleryPreciousStones