Vintage Omega Seamaster 600 Ref. 135.011 Wristwatch c.1966 | Cal. 601 | 17 Jewel

Details:

MAKE

Manufacturer: Omega
Country: Switzerland
Type: Man's
Circa Date: 1966

CASE

Material: Yellow Rolled Gold Plate.

Measurements: The width is 34 mm without crown.

Shape: Round.

Back: Screw back.

Reference #: 135.011

Conditions:  C  3  (The case is in Very Good condition)

BAND

Type: Leather Omega band with after market buckle.

DIAL

Color: Rose gold.

Numerals: Non-numeric markers.
Seconds: Center sweep seconds.

Hands: Baton Hands.

Conditions:  D  3-16  (The dial is in Very Good condition – slightly worn)

MOVEMENT

Type: Mechanical, manual wind movement.

Jewels:  17 Jewels.

Escapement: Lever Escapement.

Set: Stem Set.

Numbered: Cal. 601

Conditions:  M  3  (The movement is in Very Good condition)

Condition

This 1966 Omega Seamaster 600 remains in very good vintage condition.

• Yellow rolled-gold-plated case remains in very good condition with age-appropriate signs of use.
• Rose-gold-tone dial remains in very good condition with slight wear noted.
• Applied markers and baton hands retain the clean appearance characteristic of the Seamaster line.
• Omega Caliber 601 17 jewel manual-wind movement remains in very good condition.
• Fitted with an Omega leather strap and aftermarket buckle.
• Please review all photographs carefully, as they form an important part of the description and accurately represent the watch's condition.

The watch is housed in a 34mm yellow rolled-gold-plated case with a stainless screw back. Its slim profile and restrained design reflect the classic proportions of a gentleman's Swiss wristwatch from the period. The case remains in very good condition and is paired with an Omega leather strap fitted with an aftermarket buckle.

Particularly attractive is the warm rose-gold-tone dial, which gives this example a distinctive appearance. Applied non-numeric hour markers, slender baton hands, and center sweep seconds create a clean, highly legible presentation. The dial remains in very good vintage condition with some light wear consistent with its age.

Inside is the respected Omega Caliber 601, a 17 jewel mechanical manual-wind movement. The Cal. 601 belongs to Omega's well-regarded family of hand-wound movements from the 1960s and is appreciated for its straightforward construction, reliability, and traditional mechanical character.

Unlike an automatic watch, a manual-wind Seamaster creates a direct connection between the owner and the movement. Winding the watch by hand becomes part of the experience of owning and wearing a vintage mechanical timepiece.

Dating specifically to 1966, this Seamaster 600 combines a desirable vintage Omega reference, classic manual-wind movement, unusual warm dial color, and timeless proportions. It is an attractive choice for an established Omega collector or anyone looking for a genuine mid-century Swiss watch suitable for regular wear.

The Omega Seamaster 600

The Seamaster 600 represents an interesting chapter in the long history of Omega's Seamaster collection. Despite the "600" designation, this model should not be confused with Omega's much larger professional diving watches. The Seamaster 600 name was used on a range of elegant, manually wound watches during the 1960s.

Reference 135.011 captures the restrained design language of the era particularly well. Its compact case, simple dial, center seconds, and hand-wound movement create the kind of uncomplicated mechanical wristwatch that helped establish Omega's reputation for dependable everyday Swiss timepieces.

Today, these vintage Seamasters are appreciated for their clean styling, wearable proportions, and relative simplicity compared with more complicated modern watches.

Why Collect the Omega Caliber 601?

Omega's Caliber 601 is a 17 jewel manual-wind movement from an era when the company was producing some of its most respected mechanical watches.

The appeal of the Cal. 601 lies partly in its simplicity. Without the additional mechanisms required for automatic winding or a date complication, it provides a traditional mechanical watch experience centered on reliable timekeeping and straightforward engineering.

For vintage watch enthusiasts, manually winding the movement is part of the attraction. It provides a daily connection to the mechanics of the watch and preserves an experience that has largely disappeared from contemporary quartz and automatic timepieces.

Combined with the Seamaster name, 1966 production date, Ref. 135.011 case, and distinctive rose-gold-tone dial, the Caliber 601 makes this a particularly appealing example of mid-century Omega watchmaking.