Mid-Century 0.88 CTW Diamond Platinum Engagement Ring seashell jewelry automatic winding in both directions

automatic winding in both directions

Maker's mark for Riker Brothers and stamped 14k for 14 karat gold

Completed by a deeply engraved foliate shank

French assay marks for 18 karat gold and numbered 4 43

Mid-Century 0.88 CTW Diamond Platinum Engagement Ring seashell jewelry automatic winding in both directionsCentering a transitional cut diamond weighing approximately 0. 73 carat; H color with VS clarity Set with tri bead prongs in a stylized square form head and flanked by navette forms as shoulders Accented by round brilliant cut diamonds weighing approximately 0. 15 carat; eye clean and white Stamped for platinum Circa: 1950s Ring Size: 7 1 2 & sizable Measures: 6. 2 mm wide and sits 6. 2 mm high Total weight: 3. 8 grams Pristine. Towering. Indulgence.