Rheinfrank - Antique Jewellery Engagement Rings

An exceptional, fine and impressive vintage 0.60 carat natural blue sapphire and 0.30 carat diamond, 18 karat yellow gold and 18 karat white gold set half eternity / dress ring; part of our vintage jewelry and estate jewelry collections. This exceptional, fine and impressive sapphire and diamond half eternity ring has been crafted in 18k yellow gold with an 18k white gold setting. The ring displays three very well color matched channel set princess cut diamonds set alternately between four square cut natural blue sapphires. The angular, subtly elevated ring shoulders smoothly integrate the setting with the plain hallmarked 18k yellow gold ring shank. The hallmarks include with the maker's mark 'SFJ', the gold guarantee mark (crown), the 18k gold fineness mark 750, the London Assay Office hallmark (leopard's head) and the date letter for 1950 (p). This versatile vintage half eternity ring...

An impressive vintage 0.47 carat sapphire and 0.50 carat emerald, 0.77 carat diamond and platinum twist ring; part of our diverse gemstone jewelry and estate jewelry collections. Th...

A fine and impressive vintage 0.83 carat diamond and cultured pearl, platinum three stone dress ring; part of our vintage jewelry/estate jewelry collections. This fine and impressive vintage pearl and diamond ring...

Beautiful Vintage Platinum Colombian Emerald Diamond Baguette Engagement Ring. This beautiful engagement ring is crafted in platinum. The center holds a natural colombian emerald and has large baguette...

Emerald And Diamond Platinum Engagement Ring: An Art-Deco ring, it is comprised of a Vivid Green Emerald-Cut 1.65 carat Emerald, with White Diamonds embellished around the Emerald a...

Dating to the 1950s, this beautiful piece features a deep green emerald as the star of the show. It weighs 2.70 carat and has been expertly set within an 18 carat yellow gold gold. I...

This Vintage Estate Engagement Wedding Ring is Set with a natural Colombian emerald, oval cut, medium green color, and very good clarity. Total emerald weighing approx. 1.30 carats. ...

Vintage ring set in platinum with emerald of good colour surrounded by round cut diamonds of 0.40 ct total c.a. Highlights: - Vintage - 18ct gold - Natural emerald 0.77 ct c.a. - Di...

This stunning Edwardian toi et moi ring, crafted in France during the Belle Époque era, beautifully symbolises enduring love. Designed in 18K yellow gold with platinum, the ring feat...

1930s Art Deco Diamond Platinum Engagement Ring. Dating back to the 1930s Art Deco period, this distinctive engagement ring was hand finished with unique chase work.  The center dia...

Finely crafted in platinum with Old European cut Diamonds weighing approximately a total of 1.00 carats. Circa 1930s Size 6, resizable

This captivating engagement ring is made reminiscent of the famed art deco era of the 1920s. Crafted in enduring platinum, Its breathtaking half carat emerald cut diamond centerpiece...