19th Century Victorian Oval Emerald and Rose Cut Diamond Cluster JE Caldwell 75 carat old European cut

75 carat old European cut diamond with H-I color and SI1 clarity

17 carat EGL certified old European cut diamond with I-J color and SI1 clarity

With a likely French maker's mark and faded serial number 4

Metal: Platinum with black rhodium lined in 24k yellow gold

19th Century Victorian Oval Emerald and Rose Cut Diamond Cluster JE Caldwell 75 carat old European cutAntique ring centering a . 35 carat oval emerald, with GIA stating it is Brazil with moderate oil treatment. With 14 rose cut diamonds in a surround, approx. . 15 carats. Set in 18k yellow gold. Signed A. Bowman. Center: 10. 3mm, band: 3mm. Circa 1880. A quintessentially Victorian format gives these antique gemstones a lovely showcase! GIA 5221023338. Diamond and gold mining has caused devastation in areas such as Africa, wreaking havoc on delicate