Mid-Century Old European Cut Diamond Platinum Vintage Engagement Ring

Mid-Century Old European Cut Diamond Platinum Vintage Engagement RingCentering an old European cut diamond weighing approximately 0. 39 carat G color with VS2 clarity Set with tri split prongs in a square form head flanked by channel set single cut diamonds Weighing approximately 0. 06 carat total eye clean and bright Partially inscribed 'E. P. M to E. P. K' Stamped for platinum Numbered with maker's mark for S. Korff & Sons Circa: 1950 Ring Size: 5 3 4 and sizable Measures north to south 5. 0 mm and sits 4. 5 mm high

round cut ruby weighing approximately 0

E color with VVS2 clarity

Transparent saturated medium pinkish-orange in color and prong set

With maker's mark and fully signed Bvlgari

Stamped PLT and 18K for platinum and 18 karat gold

Back is clear glass set in a gold surround that opens on a hinge to reveal a slight recess

00 carats with G/H color and VS clarity

Shakudō is the Japanese art of alloying gold and copper as a patinaed plate

40 carat - H color with VS2 clarity

65 CTS Brown Diamond & 18K Gold Unisex Ring"

Designed as playfully swirling forms with scalloped edges

semi-translucent with strong billowing blue adularescence