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Black Opal Necklace by Oscar Heyman, 65.53 Carats

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Multicolor Sapphire Mesh Bracelet. 65.53 Carats
Located in New Orleans, LA
An astonishing 494 round multicolor sapphires adorn this luxurious mesh bracelet totaling 65.53 carats. Cascading in a mesmerizing rainbow across the design, the blue, purple, pink, ...
Category

21st Century and Contemporary Modern Modern Bracelets

Materials

Sapphire, Blue Sapphire, Yellow Sapphire, Green Sapphire, 18k Gold, Yell...

Oscar Heyman Diamond Watch, 9.65 carats
By Oscar Heyman
Located in New Orleans, LA
This exquisite limited-edition ballerina-style Oscar Heyman wristwatch combines rarity with beauty. The elegant, tutu-inspired case is adorned with invisibly set, tapered baguette cut diamonds, totaling 9.65 carats. Inside the gleaming case resides a high-quality quartz movement. Crafted in collaboration with a skilled diamond cutter from Israel, renowned for precision gem...
Category

21st Century and Contemporary American Modern Wrist Watches

Materials

Diamond, White Gold

Untreated Ceylon Sapphire Ring by Oscar Heyman, 8.53 Carats
By Oscar Heyman
Located in New Orleans, LA
An 8.53-carat untreated Ceylon sapphire displays its coveted royal blue hue at the center of this ring by the celebrated Oscar Heyman. Ceylon sapphires stand among the most sought-af...
Category

21st Century and Contemporary American Modern Engagement Rings

Materials

Sapphire, White Diamond, Diamond, Platinum

Oscar Heyman Ceylon Sapphire Ring, 7.57 Carats
By Oscar Heyman
Located in New Orleans, LA
A 7.57-carat Ceylon sapphire displays its coveted royal blue hue at the center of this ring by the celebrated Oscar Heyman. Ceylon sapphires stand among the most sought-after colored...
Category

21st Century and Contemporary Modern Cocktail Rings

Materials

Blue Sapphire, Sapphire, White Diamond, Diamond, Platinum

Oscar Heyman Colombian Emerald Earrings, 2.61 Carats
By Oscar Heyman
Located in New Orleans, LA
These elegant drop earrings by the renowned Oscar Heyman feature two verdant green Colombian emeralds, totaling 2.61 carats. Certified as treated with only minor oil, these emeralds ...
Category

21st Century and Contemporary American Modern Drop Earrings

Materials

Diamond, Emerald, Platinum

Oscar Heyman Belle Époque Diamond Bracelet, 19.50 carats
By Oscar Heyman
Located in New Orleans, LA
This dazzling Belle Époque diamond bracelet by the renowned Oscar Heyman is a masterpiece of early 20th-century jewelry design. Crafted around 1920, it showcases a breathtaking array...
Category

20th Century American Belle Époque Link Bracelets

Materials

Diamond, Platinum

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Oscar Heyman for J. E. Caldwell Ruby and Diamond Necklace
By Oscar Heyman
Located in Bethesda, MD
J.E. Caldwell was a prestigious American jewelry retailer with a long history of working with renowned designers and creating exceptional jewelry pieces. Collaborating with Oscar Heyman, known for their exceptional craftsmanship and attention to detail, would result in a truly exquisite and valuable necklace. Such a piece would likely be highly sought after by collectors and enthusiasts due to its historical significance and the reputations of both Oscar Heyman and J.E. Caldwell in the jewelry industry. Signed and numbered ♦ Copy of original manufacturing note from Oscar Heyman ♦ Designer: Oscar Heyman for J. E. Caldwell ♦ Circa: 1965 ♦ Metal: Platinum ♦ Length: 16inches ♦ Gemstone: 9 Rubies=6.85cts, ♦ 221 Diamonds=11.91carats ♦ Packaging: J. E. Caldwell Necklace...
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Oscar Heyman Platinum 0.53ct Black Diamond Star of David Pendant Necklace
By Oscar Heyman
Located in New York City, NY
Oscar Heyman's platinum Star of David pendant necklace contains 0.53cts of black diamonds. The necklace is stamped with the makers mark, PLAT, and serial number 903043. The necklace...
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2010s American Contemporary Pendant Necklaces

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Black Diamond, Platinum

Classic 17.65 carats Diamond Riviera Platinum Chocker Necklace
Located in Miami, FL
Simply Stated.......Stunning! This Diamond Necklace was inspired by a Riviera design and crafted in platinum. Tapering from   4.2mm to 2.50mm. This necklace features beautifully mat...
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Vintage 1960s American Link Necklaces

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Oscar Heyman, 22.00 Carat Oval Shape Diamond Riviere Necklace
By Oscar Heyman
Located in Chicago, IL
This gorgeous diamond necklace designed by the renowned designer, Oscar Heyman, boasts 72 oval brilliant cut diamonds weighing approximately 22.00 carats total. In a floating 18k yel...
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Late 20th Century American Link Necklaces

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Diamond, 18k Gold, Yellow Gold, Platinum

Oscar Heyman Diamond Platinum Floret Collar Necklace
By Oscar Heyman
Located in New York, NY
Oscar Heyman Diamond Floret Collar Necklace in Platinum. A classic collar-length necklace for any wardrobe, this effortless Oscar Heyman piece features five diamond flowers threaded ...
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1990s American Chain Necklaces

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Oscar Heyman, Platinum Gemstone Diamond Necklace, GIA
By Oscar Heyman
Located in New York, NY
7 yellow sapphires total 30.67ct, 28 sapphire total 17.26ct, 7 rubies total 17.02ct, diamonds total 4.02ct. Accompanied with two GIA certificates, one stating that one ruby is of Tha...
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Mid-20th Century Link Necklaces

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Diamond, Platinum

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