What movement does the OMEGA Trésor use?

The OMEGA Trésor is powered by a Automatic, caliber 491.

When was the OMEGA Trésor produced?

The OMEGA Trésor has been in production from 1957 to 1962.

OMEGA Trésor

Automatic

Ref. OT 2897

Movement: 491Production: 1957 - 1962

Add to my inventory

Free account required - pre-fills all specs automatically

Last updated 5 Oct 2026Suggest a correction

TECHNICAL SPECIFICATIONS

MOVEMENT

Movement Type

Automatic

Caliber

491

BRACELET/STRAP

Bracelet/Strap

Leather

Other watches with the 491 calibre

Show all →

OMEGA

CK 14716

AutomaticSteel

OMEGA

DW 2888

Automatic

QUICK FACTS

BRAND

OMEGA

REFERENCE

OT 2897

MOVEMENT

Automatic

CALIBER

491

PRODUCTION

1957 - 1962

Add to my inventory

Last updated 5 Oct 2026Suggest a correction

FOR WATCH DEALERS

Trading the OMEGA Trésor?

Clone any catalog watch into your stock, sync it to Chrono24 and eBay, and invoice it with your own tax settings.

Explore dealer tools See inventory management

OMEGA Trésor

TECHNICAL SPECIFICATIONS

MOVEMENT

BRACELET/STRAP

More from OMEGA

Pocket watch Medicus

1064 CK

1067

Constellation

De Ville

De Ville

Constellation My Choice

Constellation Ladies' Mini Quartz

Other watches with the 491 calibre

CK 14716

DW 2888

QUICK FACTS

FOR WATCH DEALERS