Antiquorum Auctioneers since 1974

Geneva, May 10, 2026

LOT 415

PATEK PHILIPPE, SWITZERLAND, AMAGNETIC DEMONSTRATION MOVEMENT, STAINLESS STEEL

CHF 5,000 - 8,000

HKD 49,600 - 80,000 / USD 6,400 - 10,200 / EUR 5,500 - 8,700 / JPY 1,010,000 - 1,620,000

Sold: CHF 6,875

A fine and very rare, steel, manual wind demonstration movement


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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

Brand Patek Philippe, switzerland

Year circa 1965

Movement No. 733813

Caliber 27 AM 400, 18 jewels

Length 100

Height 50

Width 8

Signature case and movement

Provenance

Property of a US gentleman