Side by side

Omega Constellation Co Axial Master ChronometervsSeiko Prospex Sea 1968 Heritage Diver's GMT

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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Constellation Co Axial Master Chronometer
OmegaConstellation Co Axial Master Chronometer
MSRP $8,500
Prospex Sea 1968 Heritage Diver's GMT
SeikoProspex Sea 1968 Heritage Diver's GMT
MSRP $1,500
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Buy used on eBay ↗
Buy from Seiko ↗
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At a glance

18 of 29 specs differ
Diameter
Constellation Co Axial Master Chronometer29mm
Prospex Sea 1968 Heritage Diver's GMT42mm
Power Reserve
Constellation Co Axial Master Chronometer50h
Prospex Sea 1968 Heritage Diver's GMT72h
Water Resistance
Constellation Co Axial Master Chronometer50m
Prospex Sea 1968 Heritage Diver's GMT200m
MSRP
Constellation Co Axial Master Chronometer$8,500
Prospex Sea 1968 Heritage Diver's GMT$1,500

Full specifications

Case

8 specs
Category
Dress
Diver
Diameter
29mm
42mm
Thickness
12mm
12.9mm
Lug-to-Lug
31.2mm
48.6mm
Lug Width
—
20mm
Finish
Steel
Brushed and polished
Water Resistance
50m
200m
Caseback
—
Solid

Crystal & Dial

5 specs
Crystal Shape
Domed
Flat
AR Coating
—
Anti-reflective coating on inner surface
Dial Color
Silver
Black
Indices
—
Applied
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

4 specs
Caliber
Omega 8700
6R54
Beat Rate
0 vph
28,800 vph
Power Reserve
50h
72h
Jewels
0
24

Pricing

1 specs
MSRP
$8,500
$1,500
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