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866

Omega

Ref. ST166.077

Seamaster 600 "Ploprof" - Prototype

An impressive and historically important professional diver’s prototype wristwatch with center seconds, date, locking rotating bezel and bracelet, made for COMEX

Estimate
HK$160,000 - 320,000
€18,200 - 36,300
$20,500 - 41,000
HK$241,300
Lot Details
Manufacturer
Omega
Year
Circa 1970
Reference No
ST166.077
Movement No
00'066'630
Case No
Prototype stamped 4-500
Model Name
Seamaster 600 "Ploprof" - Prototype
Material
Stainless steel
Calibre
Automatic, cal. 1002, 17 jewels
Bracelet/Strap
Stainless steel Omega mesh bracelet with Comex Divers Extension stamped “1247-1266/01”, max length 190mm
Clasp/Buckle
Stainless steel Omega airline seatbelt-style clasp stamped “1266/237” and “SP”
Dimensions
54mm width x 45mm length
Signed
Case, dial, movement, bracelet and clasp signed, case further signed COMEX
Accessories
Accompanied by 2 Omega Extract from the Archives confirming that the present watch is a prototype made circa 1970 delivered to Comex and is one of the watches tested at 1000m in the Lion Gulf near Marseille.
Catalogue Essay
Omega invested approximately four years in rigorous testing before officially launching the Ploprof to the public in 1970. The impressive 54mm case is crafted from a single block of “Uranus steel (904L)”, the same material COMEX chose for their ultra-resilient diving bells.

The present watch is one of the earliest prototypes ever created, distinctly set apart from the standard Ploprof. Its movement number begins with “000”, a designation reserved by Omega for prototype or R&D pieces. The Extract from the Archives confirms that it was a prototype for COMEX and was tested to depths of 1,000 meters in the Gulf of Lion off the coast of Marseilles, France.

It is further fitted with the desired mesh bracelet, reference 1266/237, complete with a diver extension and a unique airline seatbelt-style clasp. The watch is presented in stunning condition, featuring its original, beautifully patinated dial and hands that have faded to a light orange hue. The bi-directional bezel is adjusted via a red release button on the right side of the case, a genius design to prevent accidental movement.

This example was sold nearly 10 years ago and we are extremely honored to bring this important masterpiece back to the auction room.

Omega

Swiss | 1848
Omega's rich history begins with its founder, Louis Brandt, who established the firm in 1848 in La Chaux de Fonds. In 1903, the company changed its name to Omega, becoming the only watch brand in history to have been named after one its own movements. A full-fledged manufacturer of highly accurate, affordable and reliable watches, its sterling reputation enabled them to be chosen as the first watch company to time the Olympic Games beginning in 1932. Its continued focus on precision and reliability ultimately led their Speedmaster chronograph wristwatch to be chosen by NASA in 1965 — the first watch worn on the moon.Key models sought-after by collectors include their first, oversized water-resistant chronograph — the reference 2077, early Speedmaster models such as the CK 2915 and 2998, military-issued versions of the Seamaster and oversized chronometer models such as those fitted with their prestigious caliber 30T2Rg.
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