Description & Technical information

The rectangular step cut emerald in a pierced double border of old single cut diamonds, the outer border meeting and extending as two tapering lines down the shoulders, millegrain set, mounted in platinum, signed 'MARCUS', the emerald approximately 1.15ct, the diamonds approximately 0.50cts in all
Length of cluster 12mm

Emerald approximately 7.0 x 5.5 x 3.8mm
Weight: 4.5g

Date:  c.1910
Period:  Early 20th century
Origin:  American
Medium: Emerald and diamond
Categories: Jewellery