Omega Seamaster Cosmic 2000 Ref.166.128 Cal.1012 38.0mm 1973

The ultimate blend of form and function from Omega’s experimental era, this Seamaster Cosmic 2000 Ref.166.128 features a striking case design paired with the reliable high-beat Cal.1012 automatic movement. Its silver satin dial plays excellently in the right light, while the seamless case construction and balanced finishing create a unique wrist presence that stands out effortlessly in any collection.

In addition, this timepiece comes freshly serviced with all parts laid out by our professional watchmaker for all to see in the images above. Little to no other dealers do this and it’s a testament to full transparency here at Montre D’or. With the Cal.1012 inside running excellently as shown in the timegrapher reading above, just like it was when it left the factory nearly half a century ago.

DIAL:

• Original silver satin dial in excellent vintage condition
• Baton hands with tritium lume inserts, aged evenly
• Applied hour indices with matching tritium lume plots
• Original Omega logo and crisp original wording
• Flat original Omega mineral crystal with gasket

CASE:

• Distinctive classic robust press-in case design
• 38.0mm Diameter (excluding crown) / 44.0mm Lug-to-lug / 12.0mm Thickness
• Professionally polished with all sharp edges intact
• Original Omega-signed crown at 3 o’clock

CASEBACK:

• Press-in caseback, opened with special tool
• Professionally polished to perfect vintage condition
• Comes with plastic protective sticker as shown

MOVEMENT:

• Omega Cal.1012 – Automatic high beat
• 23 Jewels / ~42 Hours Power Reserve / 28,800 BPH
• Quickset date function (Ensure to avoid 9pm-3am when doing so)
• Movement freshly serviced and in excellent condition

STRAP:

• Handmade leather strap, colour and design can be changed upon request depending on availability
• Aftermarket Omega stainless steel buckle

AFTERCARE PACKAGE:

• Comes with a black presentation box + silica gel
• Complimentary PolyWatch crystal polishing kit (for acrylic crystal)
• 6-month warranty (covers non-user damage only)
• Guarantee Certificate with full service details included
• Access to our exclusive post-warranty repair services
• 7-day return policy for peace of mind

SPECIFICS:

Maker: Omega

Model: Seamaster Cosmic 2000

Year: 1973

Case Material: Stainless Steel

Reference: 166.128

Movement Serial: 36780607

Caliber: 1012

Diameter: 38.0mm

Lug to lug: 44.0mm

Lug width: 20mm

Thickness: 12.0mm

Lume: Tritium

Strap: Handmade leather strap

Box and papers: No

Accuracy: +1.0s/day

Movement type: Automatic

Crystal: Mineral glass

Crown: Original Omega-signed crown

Last service: August 2026

Free express tracked shipping provided. Delivery within Singapore in 1-2 working days. International shipping may take 2–12 working days depending on destination and will be shipped via FedEx/UPS/Aramex

Do note respective custom duties might apply which includes the recent US tariffs and are the buyer's responsibility

Do note that for US and South America bound shipments the PolyWatch polishing kit will not be included in order to mitigate customs delay due to new customs requirements

Countries that we do not ship to: Afghanistan, Belarus, the Central African Republic, Chad, Cuba, the Democratic Republic of the Congo, Eritrea, Iran, Iraq, Israel, Lebanon, Libya, North Korea, Oman, Pakistan, Russia, Somalia, South Sudan, Syria, Ukraine and the Crimea, Donetsk, and Luhansk regions of Ukraine.

This is a vintage timepiece and water resistance is not guaranteed. Please avoid contact with water or moisture. Store the watch with dry tissue or silica gel to preserve its condition. We are not liable for water damage post-purchase.