Shown: reference 127.15.27.20.55.001 · Photo: Omega
Omega

Constellation Co‑Axial Master Chronometer 27 Small Seconds 127.15.27.20 Reference 127.15.27.20.55.001

Constellation Co‑Axial Master Chronometer 27 Small Seconds Stainless Steel / Diamond / MOP

Overview

The Omega Constellation Co‑Axial Master Chronometer 27 Small Seconds 127.15.27.20 comes in a 27 mm steel case with a white dial. Inside is the self-winding Omega calibre 8704, which has a 50 hour power reserve. The watch is water resistant to 100 metres. One reference is listed, 127.15.27.20.55.001.

Case diameter
27 mm
12.25 mm thick
Movement
Calibre 8704
Water resistance
100 m
Power reserve
50 h

Specifications

Specifications from Omega and WatchBase. Last checked . Sources

Case

Diameter
27 mm
Thickness
12.25 mm
Material
Steel
Crystal
Sapphire
Water resistance
100 m
Weight
91 g

Dial

Colour
White

Movement

Calibre
Omega 8704
Type
Automatic
Power reserve
50 h

Bracelet or strap

Bracelet or strap
Bracelet: Steel
Clasp
Butterfly clasp

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

Sources

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

MovementOmega calibre 8704Specifications and every watch that uses it

Constellation Co‑Axial Master Chronometer 27 Small Seconds 127.15.27.20 questions

What size is the Omega Constellation Co‑Axial Master Chronometer 27 Small Seconds 127.15.27.20?

The Omega Constellation Co‑Axial Master Chronometer 27 Small Seconds 127.15.27.20 has a 27 mm case.

What movement does the Omega Constellation Co‑Axial Master Chronometer 27 Small Seconds 127.15.27.20 use?

It uses the Omega calibre 8704.

What is the Omega Constellation Co‑Axial Master Chronometer 27 Small Seconds 127.15.27.20 case made of?

The case is steel.

Is the Omega Constellation Co‑Axial Master Chronometer 27 Small Seconds 127.15.27.20 water resistant?

It is rated to 100 m.