Antiquorum Auctioneers since 1974

Hong Kong, Nov 28, 2026

LOT 198

IWC, REF. 5448-5, PORTOFINO, LIMITED 28/500, PLATINUM

HKD 48,000 - 70,000

EUR 5,500 - 8,000 / CHF 5,100 - 7,400 / USD 6,200 - 9,000 / JPY 970,000 - 1,420,000

A very fine, platinum, manual winding wristwatch with moonphases, subsidiary seconds and sapphire crystal caseback. Made in a limited edition of 500 pieces to celebrate the 140th anniversary of IWC.


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Grading System
Grade: AA

Very good

Case: 2-8

Very good

Slightly scratched

Movement: 2*

Very good

Overhaul recommended, at buyer's expense

Dial: 2-01

Very good

HANDS Original

Brand IWC

Model Portofino

Reference 5448-5

Movement No. 3031590

Case No. 028/500

Bracelet leather strap with platinum IWC buckle

Caliber 98800

Diameter 45.5mm.

Weight 120gr. (approx.)

Signature dial, case and movement