A ruby and diamond bracelet. Photo Christie's Image Ltd 2014

Designed as a central line of pavé-set diamond bombé links with baguette-cut diamond line spacers, flanked on either side with twin-rows of alternated rubies and diamonds, to the buckle clasp, 1930s, 17.5 cm, with French assay marks for platinum and gold. Estimate CHF90,000 – CHF140,000 ($102,649 - $159,676)

Accompanied by report no. 73467 dated 20 March 2014 from the SSEF Swiss Gemmological Institute stating that the rubies are of Burmese origin, with no indications of heating

Christie's. GENEVA MAGNIFICENT JEWELS. 14 May 2014, Geneva - http://www.christies.com/