Antique 0.85ct Old Mine Cut Diamond Engagement Ring, Platinum

This exquisite Art Deco-era platinum ring features a central old mine-cut diamond weighing approximately 0.85 carats, with K color and SI1 clarity. The centerpiece is flanked by two old European cut diamonds on each side, adding to the ring's brilliance. The total diamond weight of this vintage piece is approximately 1.67 carats. The ring also bears French import marks, signifying its authenticity and historical value.

Ring Size: 8.5 US, Resizable
Color: K Color
Clarity: SI1 Clarity
Metal: Platinum
Stone: Diamond
Stone Cut: Old Mine Cut, Old European Cut, Cushion Cut
Style: Art Deco
Total Weight: 4.06 Grams