Hong Kong, May 29, 2022

LOT 430

Omega
Large chronograph, minute counter, calibre 33.3 CHR, two-tone silver dial, Archimedean spiral scales; Staybrite stainless steel

HKD 56,000 - 95,000

EUR 6,700 - 11,500 / CHF 7,000 - 12,000 / USD 7,100 - 12,100

Staybrite stainless steel, manual-winding, “tonneau”-shaped, gentleman’s wristwatch, snap-on case-back, two-tone silver colour dial, silver colour auxiliary dials, subsidiary seconds at 9 and two horological complications:
· 1/5 second chronograph (activated by the two olive-shaped push-pieces located on the case-band) with tachometric scale graduated on the dial for 700 units per hour, and, in the centre, telemetric scale graduated for 1 000 metres and tachometric scale graduated for 1 000 units per hour in Archimedean spirals
· Half-instantaneous 30-minute counter (subsidiary dial at 3 o’clock)


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Grading System
Grade: AAA

Excellent

Case: 2-8

Very good

Slightly scratched

Movement: 2*

Very good

Overhaul recommended, at buyer's expense

Dial: 3-6-8-10-01

Good

Slightly oxidized

Slightly scratched

Patinated

HANDS Original

Brand Omega, Bienne / Biel

Year circa 1940

Movement No. 9 380 785

Case No. 9 977 141

Material Staybrite stainless steel

Bracelet brown leather strap

Buckle stainless steel buckle

Caliber 33.3 CHR, 14’’’ lever escapement

Height 44.5 mm.

Width 37.6 mm.

Signature dial, case and movement

Notes

Staybrite stainless steel

The mention “Acier Staybrite” is the trade name of an early stainless steel alloy conceived and patented by the Brown Firth Research Laboratories in Sheffield, United Kingdom of Great Britain.