Chronotechna NanoBlackvsStewart Dawson Royal Marines
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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.

NanoBlack

Royal Marines
Diameter
42mm
42mm
Lug-to-Lug
47.9mm
lowest
48mm
Thickness
11.7mm
lowest
12.5mm
Water Resistance
100m
100m
Power Reserve
38h
41h
highest
MSRP
n/a
$1,451
Movement
Sellita SW200-1
Sellita SW200-1
Case
3 specsThickness
11.65mm
12.5mm
Lug-to-Lug
47.9mm
48mm
Lug Width
22mm
n/a
Crystal & Dial
2 specsDial Color
White
Green
Lume
None
Super-LumiNova
Movement
1 specsPower Reserve
38h
41h
Pricing
1 specsMSRP
n/a
$1,451
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