Omega Seamaster COSC Chronometer Certified Ref.166.010/168.024 Cal.564 35.0mm 1969

This beautifully preserved Omega Seamaster Chronometer Certified Ref.166.010/168.024 from 1969 is housed in a 35.0mm stainless steel case with a silver sunburst dial and polished dauphine hands with black inserts. A timeless, understated dress watch that captures the elegance of vintage Swiss watchmaking.

Well-proportioned and classic, this piece features a screw-down caseback with the iconic hippocampus medallion, original Omega-signed crown, and Omega’s in-house automatic Caliber 564, certified to COSC chronometer standards. A clean and refined vintage piece, freshly serviced in April 2025 and ready to wear.

DIAL:

• Original silver sunburst dial in near mint condition

• Applied Omega logo and clean, crisp “Omega Automatic Chronometer Officially Certified” text

• Polished dauphine hands with black inserts and applied hour markers

• Minute track with discreet printed indices

CASE:

• Stainless steel case in excellent condition, professionally polished while retaining sharp edges

• 35.0mm (without crown) / 42.0mm lug-to-lug / 9.0 mm thickness

• Reference: 166.010/168.024

MOVEMENT:

• Omega Caliber 564 – Automatic with COSC Chronometer certification and quickset date (Set by pulling crown to 3rd position to jump one day)

• 19,800bph / 50hr power reserve /  24 jewels

• Freshly serviced: June 2025

• Accuracy: ~0s/day (within COSC specs)

• Movement Serial: 30754431

STRAP & BUCKLE:

• Aftermarket black Ostrich leather strap, 18.0mm lug width

• Aftermarket stainless steel Omega buckle

AFTERCARE PACKAGE:

• Comes with a black wooden box + silica gel

• Free PolyWatch kit (for acrylic crystal only)

• 1-month warranty (non-user damage)

• Warranty card included with service history details

• Exclusive repair service post-warranty

• 7-day return policy for peace of mind

Specifics

Maker: Omega

Model: Seamaster

Year: 1969

Case Material: Stainless Steel

Reference: 166.010/168.024

Serial Number: 30754431

Caliber: Cal.564

Diameter: 35.0mm

Lug to lug: 42.0mm

Lug width: 18.0mm

Thickness: 9.0mm

Lume: NIL

Strap: Black crocodile leather

Box and papers: NIL

Accuracy: ~0s/day

Movement type: Automatic

Crystal: Original Omega-signed acrylic

Crown: Original Omega-signed

Last service: June 2025

Free tracked shipping via SingPost. Delivery within Singapore in 2–3 working days. International shipping may take 4–16 working days depending on destination.

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.