What are the case specifications of the OMEGA?

The OMEGA features a Steel case.

What movement does the OMEGA use?

The OMEGA is powered by a Manual Winding, caliber 266.

When was the OMEGA produced?

The OMEGA CK 2605 has been in production since 1950.

OMEGA CK 2605

Manual WindingSteel

Ref. CK 2605

Movement: 266Production: 1950 - Present

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Last updated 5 Oct 2026Suggest a correction

TECHNICAL SPECIFICATIONS

CASE

Case Material

Steel

MOVEMENT

Movement Type

Manual Winding

Caliber

266

BRACELET/STRAP

Bracelet/Strap

Leather

Other watches with the 266 calibre

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OMEGA

Genève

CK 2754

Manual WindingSteel

OMEGA

CK 2800

Manual WindingSteel

OMEGA

DW 2713

Manual Winding

OMEGA

OT 14178

Manual Winding

OMEGA

Trésor

OT 2684

Manual Winding

OMEGA

Trésor

OT 2685

Manual WindingSteel

OMEGA

Trésor

OT 2687

Manual Winding

QUICK FACTS

BRAND

OMEGA

REFERENCE

CK 2605

MOVEMENT

Manual Winding

CALIBER

266

CASE MATERIAL

Steel

PRODUCTION

1950 - Present

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Last updated 5 Oct 2026Suggest a correction

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OMEGA CK 2605

TECHNICAL SPECIFICATIONS

CASE

MOVEMENT

BRACELET/STRAP

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Other watches with the 266 calibre

Genève

CK 2800

DW 2713

OT 14178

Trésor

Trésor

Trésor

QUICK FACTS

FOR WATCH DEALERS