Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's WatchvsNoctua Watch Corp. Sentinel
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch
Sentinel
Diameter
42.6mm
42mm
Lug-to-Lug
49.3mm
46mm
lowest
Thickness
14.1mm
lowest
15mm
Water Resistance
300m
300m
Power Reserve
72h
n/a
MSRP
$3,600
$429
lowest
Movement
Seiko 8L45
Seiko NH35
Case
4 specsDiameter
42.6mm
42mm
Thickness
14.1mm
15mm
Lug-to-Lug
49.3mm
46mm
Lug Width
20mm
22mm
Crystal & Dial
4 specsCrystal Shape
Curved
n/a
AR Coating
Anti-reflective coating on inner surface
n/a
Dial Color
n/a
n/a
Lume
LumiBrite on hands, index(es) and bezel
None
Movement
3 specsCaliber
Seiko 8L45
Seiko NH35
Power Reserve
72h
n/a
Jewels
35
0
Pricing
1 specsMSRP
$3,600
$429
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