Side by side

Orologi Calamai GMT AutomaticovsSeiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch

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

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GMT Automatico
Orologi CalamaiGMT Automatico
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch
SeikoProspex Marinemaster Marinemaster 1965 Heritage Diver's Watch
MSRP $2,800
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At a glance

13 of 29 specs differ
Diameter
GMT Automatico39mm
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch39.5mm
Power Reserve
GMT Automatico50h
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch45h
Water Resistance
GMT Automatico50m
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch200m
MSRP
GMT Automatico—
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch$2,800

Full specifications

Case

6 specs
Category
—
Diver
Diameter
39mm
39.5mm
Thickness
10.5mm
12.3mm
Lug-to-Lug
47.5mm
47.2mm
Material
Unknown
Stainless Steel
Water Resistance
50m
200m

Crystal & Dial

3 specs
Crystal Shape
Flat
Box
AR Coating
Inner
Anti-reflective coating on inner surface
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Sellita SW330-2 Top
6L37
Power Reserve
50h
45h
Jewels
25
26

Pricing

1 specs
MSRP
—
$2,800
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