A natural pearl and diamond necklace. Estimate HK$ 230,000 - 300,000 (€27,000 - 36,000). Photo: Bonhams.

The double strand of baroque natural pearls, measuring approximately 10.1- 4.3mm, completed by a stylised single-cut diamond clasp accented by two similar shaped pearls, length 85.0cm

Accompanied by a Gubelin report stating that the pearls are natural and of saltwater origin. Report number 0610092, dated 28 July 2014. 

Bonhams. FINE JEWELLERY & JADEITE, 3 Jun 2015 14:00 HKT - HONG KONG, ADMIRALTY