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Orient Star M34 F7 Mechanical Moon PhasevsSeiko 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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M34 F7 Mechanical Moon Phase
Orient StarM34 F7 Mechanical Moon Phase
MSRP $1,750
See the full M34 F7 Mechanical Moon Phase
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch
SeikoProspex Marinemaster Marinemaster 1965 Heritage Diver's Watch
MSRP $2,800
See the full Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch
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Buy used on eBay ↗
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At a glance

14 of 29 specs differ
Diameter
M34 F7 Mechanical Moon Phase40mm
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch39.5mm
Power Reserve
M34 F7 Mechanical Moon Phase50h
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch45h
Water Resistance
M34 F7 Mechanical Moon Phase100m
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch200m
MSRP
M34 F7 Mechanical Moon Phase$1,750
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch$2,800

Full specifications

Case

6 specs
Category
Mechanical
Diver
Diameter
40mm
39.5mm
Thickness
14.1mm
12.3mm
Lug-to-Lug
47.3mm
47.2mm
Finish
—
—
Water Resistance
100m
200m

Crystal & Dial

4 specs
Crystal Shape
—
Box
AR Coating
Yes
Anti-reflective coating on inner surface
Dial Color
Grey gradation
—
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
F7M65
6L37
Power Reserve
50h
45h
Jewels
22
26

Pricing

1 specs
MSRP
$1,750
$2,800
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