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

Designed as a row of baguette-cut diamonds, flanked with circular-cut diamond lines, enhanced by six clusters of marquise-shaped sapphires, mounted in platinum and gold, 18.0 cm. Estimate CHF20,000 – CHF30,000 ($22,811 - $34,216)

Provenance: Christie's Geneva, 11-12 May 1983, lot 473, sold for Sfr 26,400.

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