Necklace Collection : Natural pearl, sapphire and diamond necklace 25,000 — 35,000 CHF 24,978 – 34,9… 20 May 2018 3230 Necklace Collection : Natural pearl, sapphire and diamond necklace 25,000 — 35,000 CHF 24,978 – 34,969USD LOT SOLD. 100,000 CHF (99,912 USD)