Important Modern & Vintage Timepieces

Geneva, Nov 08, 2015

LOT 228

IWC REF. 3540 INGENIEUR PERPETUAL CALENDAR MOON PHASES YELLOW GOLD International Watch Co., Schaffhausen, "Ingénieur Perpétuel," No. 2485694, Ref. 3540-1. Made in the 1990's. Very fine, tonneau-shaped, center seconds, self-winding, water- resistant, 18K yellow gold wristwatch with perpetual calendar, moon phases and an 18K yellow gold IWC buckle. Accompanied by Certificate of Origin and guarantee (blank), additional year calendar insert, hang-tag and instruction pamphlet.

CHF 4,500 - 6,500

HKD 36,000 - 52,000 / USD 4,700 - 6,700

Sold: CHF 5,500

Three-body, solid, polished and brushed, screw-down case back, hinged lugs, sapphire crystal. White with applied yellow gold baton indexes and luminous dots, outer minute/seconds track, subsidiary dials for the days of the month, the week, the months, aperture for the moon phases and the year. Luminous yellow gold baton hands. Cal. 37582, gilt brass, oeil-de-perdrix decoration, 36 jewels, straight-line lever escapement, monometallic balance adjusted to 5 positions, shock absorber, self-compensating flat balance spring, 21K rotor segment.


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Grading System
Grade: AA

Very good

Case: 3-8

Good

Slightly scratched

Movement: 2*

Very good

Overhaul recommended, at buyer's expense

Dial: 1-01

As new

HANDS Original

Notes

Dial, case and movement signed. DIM. 35 x 43 mm. THICKNESS 10 mm.