This listing is for a classic 1950s Omega bumper automatic featuring the Caliber 342 movement, set within a 33mm 14k gold filled case, and paired with a period gold fill expansion bracelet with textured top caps. The original dial layout presents a clean silver tone with applied indices and dauphine hands, anchored by a balanced sub seconds register at six o’clock—a staple configuration for Omega’s elegant dress watches of the era.

Caliber 342 is one of Omega's significant bumper automatic movements, launched in 1949 and produced until approximately 1955. The movement itself is notable for its “bumper” design—a weighted arm swings through an arc and gently rebounds off spring buffers, a design solution preceding modern full-rotor automatics. This creates a unique tactile sensation on the wrist and marks the piece as a technical product of postwar Swiss ingenuity. Caliber 342 is 17-jewel, automatic wind, and known for solid reliability and long power reserve.

The 14k gold filled case reference (F6212) is a U.S.-market variant, confirmed by its inner case mark and import code. During the 1950s, Omega shipped movements to North America to be cased locally by authorized makers—here, the gold filled construction delivers greater thickness and durability than typical gold plating, a preferred specification among collectors. The submodel and serial number indicate production between 1951 and 1953, aligning with the core years of Caliber 342 deployment.

Omega’s approach in the 1950s combined precise Swiss movements with robust, locally manufactured cases to appeal to regional tastes and standards. The gold fill method bonded a substantial layer of gold to the base material, resulting in lasting color and resilience visible here decades onward.

On the wrist, the watch retains the comfort and style hallmark to midcentury Omega. The expansion bracelet is authentic to the period and complements the case’s warm tone and lugs. The dial’s even patina signals honest gentle aging, with hands and markers maintaining strong edges—attributes highly valued in vintage circles.

Omega’s Caliber 342 series is a touchstone in the evolution of automatic watches. The company’s advances in bumper automatics laid the groundwork for subsequent renowned calibers and solidified Omega’s position as a technical leader in Swiss watchmaking. Their automatics from this era went on to serve Olympic timekeeping, deep-sea exploration, and even the wrists of NASA astronauts in later years.

Key Features:

- Omega Caliber 342 bumper automatic (produced 1949–1955)

- 33mm 14k gold filled U.S.-market case, F6212

- Gold fill expansion bracelet, textured top caps

- Original silver dial, applied indices, dauphine hands, sub seconds at six

- Correct factory marks, period authenticity throughout

- Production estimated circa 1951–1953

- 17-jewel, 42-hour power reserve

- Vintage Swiss engineering and enduring style

This timepiece stands as both a reliable daily-wear automatic and a compelling chapter in Omega’s postwar legacy, offering collectors the tactile connection and design specificity that define golden-era mechanical watches.