Constellation Quartz 25.5 My Choice 1154.75.00 Reference 1154.75.00

Constellation Quartz 25.5 My Choice Yellow Gold / Diamond / MOP

Overview

A 25.5 mm yellow gold case with a white dial defines the Omega Constellation Quartz 25.5 My Choice 1154.75.00. The movement is the quartz Omega calibre 1456. Water resistance is 30 metres. One reference is listed, 1154.75.00.

Case diameter: 25.5 mm
Movement: Calibre 1456
Water resistance: 30 m
Dial: White

Specifications

Specifications from Omega and WatchBase. Last checked 6 October 2026. Sources

Case

Diameter: 25.5 mm
Material: Yellow gold
Crystal: Sapphire
Water resistance: 30 m
Weight: 79 g

Dial

Colour: White

Movement

Calibre: Omega 1456
Type: Quartz

Bracelet or strap

Bracelet or strap: Bracelet: Yellow gold
Clasp: Sliding clasp

Not yet recorded: thickness, lug width, lug-to-lug, case back, shape, indexes, hands, functions, years.

Sources

Omega: case, water resistance, dial, movement, bracelet. View sources
WatchBase: case, water resistance. View sources

Missing values are shown as not yet recorded, never estimated. How we source our data

MovementOmega calibre 1456Specifications and every watch that uses it

Constellation Quartz 25.5 My Choice 1154.75.00 questions

What size is the Omega Constellation Quartz 25.5 My Choice 1154.75.00?

The Omega Constellation Quartz 25.5 My Choice 1154.75.00 has a 25.5 mm case.

What movement does the Omega Constellation Quartz 25.5 My Choice 1154.75.00 use?

It uses the Omega calibre 1456.

What is the Omega Constellation Quartz 25.5 My Choice 1154.75.00 case made of?

The case is yellow gold.

Is the Omega Constellation Quartz 25.5 My Choice 1154.75.00 water resistant?

It is rated to 30 m.