Description
Date: c. 1910s, Art Noveau period
Size: USA 7, UK N, EU 54 (resizable — see our ‘FAQ’ section at the bottom of the page for more info)
Materials: sapphires (likely Ceylon), diamonds, 18k yellow gold, platinum
Weight: 3.5 grams
Marks:
[Saber + R] mark for Riker Brothers Jewelry
[18k] for solid 18k gold
Dimension of ring face: 20 x 10 mm oval
Dimension of sapphires: one 3.5 x 3 rectangular emerald cut, two 3.3 mm round faceted (approx. 0.6 ctw)
Diameter of diamonds: two 2.75 mm, two 2 mm (approx. 0.22 ctw)
Approx. color & clarity of diamonds: G-H, VS1 – VS2
Width of shank: 1.4 – 2.4mm
Thickness of shank: 0.5 – 1.1 mm
Condition: overall in good antique condition. Under 60x loupe magnification, I can spot a tiny nick to the corner edge of the center sapphire. Two of the sapphires show tiny nibbles to the back cutlet. In general, the facet edges show light wear. This ring has been resized in the past: the very back of the shank shows a small, subtle area where extra gold had been inserted.