$750
An OEC diamond, approx. .20 ct., square set in pierced and millegrained single-cut diamond mount, diamonds approx. .40 ct. TW. Newark, NJ, ca. 1930. Incused Charles Keller & Company. Size 6. 1.8 dwt.
Auctioneer:
Rago Auctions
Date:
2016-04-17