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Spinel auction records

Recorded results for spinel at auction: 4. Every row carries the realised total and the price per carat. Origin, weight, disclosed treatment and the laboratory report are shown wherever the catalogue entry stated them.

Lots
4
Unsold
0
Origins
3
Last read
Aug 22, 2026
Highest realised · spinel, USD

USD 3,014,500

Mughal three-strand spinel and natural pearl necklace

Christie's · Magnificent Jewels · Jun 17, 2025press.christies.com

The total the lot achieved, including the buyer’s premium as the house published it. Highest in this ledger, not a claim about every sale ever held.

Highest per carat · spinel, USD

USD 24,772.84

An exceptional classic red spinel

20.36 ct · Myanmar · None

Bonhams · Fine Gems, Opals and Lapidary Arts including Property of a Midwest Collector · May 02, 2023bonhams.com

Derived from a realised price and a recorded weight. This is the figure the trade compares across sizes, and it is often a different lot from the one beside it.

Where the spinel came from

Trade read

Per-carat benchmarks for spinel

No band yet holds the 3 comparable lots in one currency that a range needs. Thin bands are suppressed rather than smoothed.

The ledger

Every spinel lot recorded

Realised and per carat are two columns of the same table, set at the same size. Order it by whichever you came for. Unsold lots stay in place with their estimates, because what did not sell is a price signal too.

Order by
Auction results recorded for spinel, with realised price, price per carat and source for each lot.
SaleLotRealisedPer carat
UnnumberedChristie's
Mughal three-strand spinel and natural pearl necklace
press.christies.com
USD 3,014,500
Lot 81Bonhams
An exceptional classic red spinel
20.36 ct · Myanmar · None · American Gemological Laboratories, LLCbonhams.com
USD 504,375USD 24,772.84
Lot 1086Bonhams
A magnificent Tanzanian spinel
24.21 ct · Tanzania · None · GRS GemResearch Swisslab AGbonhams.com
USD 453,975USD 18,751.55
Lot 146Bonhams50.13 ct · None · Swiss Gemmological Institute SSEFbonhams.comGBP 962,500Estimate GBP 150,000 – GBP 200,000GBP 19,200.08

Sources

Every catalogue entry behind the figures on this page, with the date each was read. Where a house has since amended its published result, that date tells you which version this record reflects.

  • Magnificent JewelsChristie'spress.christies.com
  • Fine Gems, Opals and Lapidary Arts including Property of a Midwest CollectorBonhamsbonhams.com
  • Fine Gems, Lapidary Arts and Natural HistoryBonhamsbonhams.com
  • Fine JewelleryBonhamsbonhams.com