Precious Trade
At the hammer

Sales/Results · Sotheby's New York · online auction N12243

The Gem Drop September

Online auction · 17 September 2026 · See the catalogue on Sotheby's

The catalogue

Estimates in USD. Prices realised not read yet: Sotheby’s shows them to logged-in visitors only.

Sapphires 1 lots

Ceylon

Gold and sapphire necklaceUSD 40k–60kestimate Lot 1 Gold and sapphire necklace 17.94 ct · Ceylon · No heat

Rubies 1 lots

Burma

Unmounted rubyUSD 80k–120kestimate Lot 8 Unmounted ruby 2.41 ct · Burma · No heat

Other jewels 6 lots

Diamond necklaceUSD 150k–200kestimate Lot 3 Diamond necklace Diamond ringUSD 120k–150kestimate Lot 2 Diamond ring Pair of diamond earringsUSD 80k–120kestimate Lot 4 Pair of diamond earrings Unmounted diamondUSD 70k–100kestimate Lot 5 Unmounted diamond 3.78 ct · Internally Flawless Diamond ringUSD 30k–50kestimate Lot 6 Diamond ring Pair of diamond earringsUSD 20k–30kestimate Lot 7 Pair of diamond earrings

The sale

Online auction N12243
17 September 2026The Gem Drop September8 lots
The catalogue in numbers By maison, origin, treatment and type

Every lot of the sale, by maison, origin, treatment and type. 8 lots counted.

By maison lots
Unsigned 8
By origin stones
Burma 1
Ceylon 1
By treatment lab reports
Unheated 2
By type lots
Earrings 2
Loose stone 2
Necklace 2
Ring 2

Counted by script (scripts/count-lots.mjs) from the lot titles and descriptions: maison as signed, origin and treatment as stated in the laboratory report. A lot with several reported stones counts once per origin.

Source: Sotheby’s catalogue, sale N12243, public lot data read by Precious Trade (scripts/sothebys-lots.mjs). Prices to be added (Sotheby's login): Sotheby’s shows results to logged-in visitors only.