Hero background

All auctions / Jewellery & Gems / 18CT (17.55CT) UNHEATED SAPPHIRE NECKLACE.

5d 21hGBChalkwell Auctions

18CT (17.55CT) UNHEATED SAPPHIRE NECKLACE.

18CT (17.55CT) UNHEATED SAPPHIRE NECKLACE.

18CT (17.55CT) UNHEATED SAPPHIRE NECKLACE. An Art deco style 18ct white gold pendant set with large cushion cut unheated natural pastel blue sapphire. surrounded by brilliant cut and rose cut diamonds on an 18ct white gold chain. Sapphire: 17.55ct Diamonds: total: 1ct approx. Pendant size: 3cm x 2.5cm Chain length: 58cm Total weight: 11.3g GRS certificate for main stone included.

Estimate:£32,000

To the auction

View all items fromChalkwell AuctionsorJewellery & Gems

Estimate:

£32,000

To the auction

Similar items

Auction results for similar items

Antique Single Cufflinks Including Art Deco Platinum 14K Guilloché and 10K Oval
Sold
Art Deco 0.86 CTW Diamond Platinum Ring
Sold

Art Deco 0.86 CTW Diamond Platinum Ring

10/13/2026

Everything But The House
US

£491.21

Est: £396.57

Details
Art Deco 14K Carved Serpentine and Seed Pearl Latticework Pendant
Sold

Art Deco 14K Carved Serpentine and Seed Pearl Latticework Pendant

10/13/2026

Everything But The House
US

£121.67

Est: £121.61

Details

Upcoming auctions

American, European and Ukrainian Fine Art
American, European and Ukrainian Fine Art auction house logo

OCT 23 | 8:00 AM

American, European and Ukrainian Fine Art

Jewellery and Watches
Jewellery and Watches auction house logo

OCT 27 | 4:00 PM

Jewellery and Watches

October 16 & 17, 2026 Coin Op & Advertising - Las Vegas
October 16 & 17, 2026 Coin Op & Advertising - Las Vegas auction house logo

OCT 17 | 10:00 PM

October 16 & 17, 2026 Coin Op & Advertising - Las Vegas

Bring your auction to collectors worldwide!

Get listed now