Omega Seamaster Cosmic Gold cap Black details Mint

Omega Seamaster Ref. 166.026 – Gold Cap – Black Inner Ring – Mint Condition

Up for sale is a mint example of the Omega Seamaster Ref. 166.026, featuring a striking gold-capped case and rare black inner tension ring. This reference is a standout in the Seamaster line, offering an elegant 1960s design with subtle sport-luxury cues. In exceptional preserved condition, this piece is a rare opportunity for collectors seeking quality and originality.

Specifications:

Brand: Omega
Model: Seamaster Automatic
Reference: 166.026
Movement: Omega Caliber 565 (automatic, quickset date)
Case: Gold-cap over stainless steel, 34.5mm diameter (excluding crown)
Dial: Silver sunburst with applied gold-tone indices and date window at 3 o’clock
Inner Ring: Original black tension ring, clean and even
Crystal: Plexiglass, clear and scratch-free
Crown: Signed, original
Strap: High-quality leather strap, Omega-style buckle (non-original)
Condition: Mint – the case retains full thickness with no loss of gold cap, dial and ring are immaculate, movement fully serviced
Year: Late 1960s
Box/Papers: Not included
Warranty: Two-year mechanical warranty included
Availability: In stock and ready for shipping
This 166.026 is an exceptional example of period Omega design—subtle but rich in detail. The combination of gold-cap construction, sharp case edges, and the contrasting black inner ring makes this reference a standout for those seeking both refinement and collectibility.

Worldwide shipping available. For inquiries or to request detailed images and movement views, please contact us directly.