Important Modern & Vintage Timepieces

Hong Kong, Apr 25, 2021

LOT 109

Ref. 4099, chronograph, minute counter, silver dial; “Anti-magnetic”; stainless steel

HKD 110,000 - 166,140

USD 14,300 - 21,420 / CHF 13,300 - 19,910

Sold: HKD 137,500

Stainless steel, manual-winding, round-shaped, anti-magnetic, gentleman’s wristwatch, snap-on case-back, flared fluted lapidated lugs, concave bezel, silver colour dial with subsidiary seconds at 9 and two horological complications:
  • 1/5 second chronograph (activated by the two rectangular-shaped push-pieces) with tachometric scale graduated for 1 000 metres
  • Half-instantaneous 30-minute counter (subsidiary dial at 3 o’clock)

Grading System
Grade: AAA


Case: 2-8

Very good

Slightly scratched

Movement: 3*


Overhaul recommended, at buyer's expense

Dial: 3-6-11-01


Slightly oxidized

Slightly worn

HANDS Original

Brand Rolex, Geneva

Model "Anti-magnetic"

Reference 4099

Year Circa 1947

Movement No. unnumbered

Case No. 593 119

Bracelet brown leather strap

Buckle stainless steel Rolex buckle

Diameter 35 mm. (bezel)

Caliber 13’’’ (based on Valjoux 23 by Reymond Frères, Les Bioux, Vallée de Joux)

Signature dial, case and movement


  • Patrizzi, Osvaldo, Rolex, Collecting Wristwatches, Genova, Guido Mondani Editions, 2001, p. 485.