Side by side
Serica Ref. 5303 Diving ChronometervsStewart Dawson Royal Marines
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Ref. 5303 Diving Chronometer39mm
Royal Marines42mm
Power Reserve
Ref. 5303 Diving Chronometer42h
Royal Marines41h
Water Resistance
Ref. 5303 Diving Chronometer300m
Royal Marines100m
MSRP
Ref. 5303 Diving Chronometer$1,768
Royal Marines$1,451
Full specifications
Case
6 specsCategory
Diver
—
Diameter
39mm
42mm
Thickness
12.2mm
12.5mm
Lug-to-Lug
46.5mm
48mm
Lug Width
20mm
—
Water Resistance
300m
100m
Crystal & Dial
2 specsAR Coating
Yes
Inner
Dial Color
Enamel Black
Green
Movement
3 specsCaliber
M100 COSC
Sellita SW200
Power Reserve
42h
41h
Complications
COSC
None
Pricing
1 specsMSRP
$1,768
—
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