HARRY WINSTON SAPPHIRE AND DIAMOND RING - photo 1
HARRY WINSTON SAPPHIRE AND DIAMOND RING - photo 2
HARRY WINSTON SAPPHIRE AND DIAMOND RING - photo 3
HARRY WINSTON SAPPHIRE AND DIAMOND RING - photo 4

HARRY WINSTON SAPPHIRE AND DIAMOND RING

Lot 1890
25.11.2025 14:00UTC +08:00
Classic
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CHRISTIE'S
AuctioneerCHRISTIE'S
Event locationHong Kong, Hong Kong
ID 1511850
Lot 1890 | HARRY WINSTON SAPPHIRE AND DIAMOND RING
Estimate value
HKD 3 500 000 – 5 000 000
HARRY WINSTON SAPPHIRE AND DIAMOND RING
Cushion-cut sapphire of 7.29 carats, triangular-cut diamonds, platinum, 1996, signed HW (Harry Winston), blue Harry Winston pouch

SSEF, 2019, report no. 110260: 7.292 carats, Kashmir, no indications of heating
Gübelin, 1994, report no. 9411088: 7.29 carats, Kashmir, no indications of thermal treatment
Harry Winston, 2019: Certificate of Authenticity

Size/Dimensions: US ring size 6 ½
Gross weight: 7.5 grams

Please note that the certificates are over 5 years old and would require updates.
Medium:Diamonds, Precious stones, Sapphire
Art style:Modern art
Auction house category:Jewelry, Rings
Address of auction CHRISTIE'S
18 Chater Road Central
Hong Kong
Hong Kong
Preview
25.11.2025 – 25.11.2025
Phone +85227601766
Fax +852 2760 1767
Email
4FQ.AYGKAGLUQ@SGASFO3G@
Conditions of purchaseConditions of purchase
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Tu 09:30 – 18:00   
We 09:30 – 18:00   
Th 09:30 – 18:00   
Fr 09:30 – 18:00   
Sa closed
Su closed

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