Precious Trade
At the hammer

Sales/Results · Sotheby's New York · online auction N11920

The Gem Drop July

Online auction · 17 July 2025 · 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 2 lots

Ceylon

Sapphire ringUSD 20k–30kestimate Lot 6 Sapphire ring 5.75 ct · Ceylon · No heat Padparadscha sapphire ringUSD 20k–30kestimate Lot 9 Padparadscha sapphire ring 3.14 ct · Ceylon · No heat

Emeralds 1 lots

Colombia

Emerald ringUSD 15k–20kestimate Lot 2 Emerald ring 3.41 ct · Colombia

Coloured diamonds 2 lots

Fancy yellow diamond and diamond ringUSD 25k–45kestimate Lot 4 Fancy yellow diamond and diamond ring 4.04 ct · Fancy Yellow · VS1 Fancy yellow-brown diamond ringUSD 20k–30kestimate Lot 8 Fancy yellow-brown diamond ring 3.50 ct · Fancy Yellow-Brown · VS1

Signed jewels 6 lots

Jogani

Diamond ringUSD 30k–50kestimate Lot 10 Diamond ring 3.11 ct · SI1 Sapphire ringUSD 20k–30kestimate Lot 6 Sapphire ring 5.75 ct · Ceylon · No heat Fancy yellow-brown diamond ringUSD 20k–30kestimate Lot 8 Fancy yellow-brown diamond ring 3.50 ct · Fancy Yellow-Brown · VS1 Padparadscha sapphire ringUSD 20k–30kestimate Lot 9 Padparadscha sapphire ring 3.14 ct · Ceylon · No heat Sapphire necklaceUSD 20k–30kestimate Lot 11 Sapphire necklace Emerald ringUSD 15k–20kestimate Lot 2 Emerald ring 3.41 ct · Colombia

Other jewels 4 lots

Diamond ringUSD 90k–120kestimate Lot 1 Diamond ring 4.59 ct · Internally Flawless Pair of diamond pendant-earringsUSD 70k–90kestimate Lot 7 Pair of diamond pendant-earrings Pair of diamond stud earringsUSD 30k–50kestimate Lot 12 Pair of diamond stud earrings Diamond band ringUSD 20k–40kestimate Lot 5 Diamond band ring

The sale

Online auction N11920
17 July 2025The Gem Drop July11 lots
The catalogue in numbers By maison, origin, treatment and type

Every lot of the sale, by maison, origin, treatment and type. 11 lots counted.

By maison lots
Jogani 6
Unsigned 5
By origin stones
Ceylon 2
Colombia 1
By treatment lab reports
Unheated 3
Natural colour 2
By type lots
Ring 8
Earrings 2
Necklace 1

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 N11920, 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.