Lot 123. An important Art Déco ruby and diamond bracelet, by Van Cleef & Arpels. Estimate CHF 300,000 - CHF 500,000 (USD 303,488 - USD 505,814). Photo Christie's Images Ltd 2016.

Designed as three lines of oval-cut rubies with diamond accents, interspersed with openwork geometric panels set with circular and baguette-cut diamonds, 1930, 18.3 cm, with French assay marks for platinum, in green suede Van Cleef & Arpels case. Unsigned, no. 33246.

Accompanied by report no. 87933 dated 21 September 2016 from the SSEF Swiss Gemmological Institute stating that the origin of 47 rubies is Burma (Myanmar), with no indications of heating; and that the origin of 1 ruby is Siam (Thailand), with indications of heating and minor residue.

Exhibited: Geneva, Van Cleef & Arpels boutique, 50 years of history, 14 November 2013 - 1 March 2014 

Christie's. Geneva Magnificent Jewels, 15 November 2016, Geneva