Side by side
Seiko Prospex Marinemaster Marinemaster 1968 Heritage JAMSTEC Limited EditionvsSeaholm Flats Chronograph
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
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At a glance
14 of 29 specs differDiameter
Prospex Marinemaster Marinemaster 1968 Heritage JAMSTEC Limited Edition42.6mm
Flats Chronograph41mm
Power Reserve
Prospex Marinemaster Marinemaster 1968 Heritage JAMSTEC Limited Edition72h
Flats Chronograph42h
Water Resistance
Prospex Marinemaster Marinemaster 1968 Heritage JAMSTEC Limited Edition300m
Flats Chronograph200m
MSRP
Prospex Marinemaster Marinemaster 1968 Heritage JAMSTEC Limited Edition$3,900
Flats Chronograph$3,495
Full specifications
Case
6 specsCategory
Diver
—
Diameter
42.6mm
41mm
Thickness
14.1mm
—
Lug-to-Lug
49.3mm
—
Lug Width
20mm
21mm
Water Resistance
300m
200m
Crystal & Dial
4 specsCrystal Shape
Curved
—
AR Coating
Anti-reflective coating on inner surface
—
Dial Color
—
Tan
Lume
LumiBrite on hands, index(es) and bezel
None
Movement
3 specsCaliber
Seiko 8L45
ETA 2894-2
Power Reserve
72h
42h
Jewels
35
0
Pricing
1 specsMSRP
$3,900
$3,495
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