Side by side
Serica Ref. 5303 Diving ChronometervsBoldr Marine
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Ref. 5303 Diving Chronometer39mm
Marine40mm
Power Reserve
Ref. 5303 Diving Chronometer42h
Marine40h
Water Resistance
Ref. 5303 Diving Chronometer300m
Marine200m
MSRP
Ref. 5303 Diving Chronometer$1,768
Marine$439
Full specifications
Case
5 specsCategory
Diver
Tool
Diameter
39mm
40mm
Thickness
12.2mm
12.3mm
Lug-to-Lug
46.5mm
46mm
Water Resistance
300m
200m
Crystal & Dial
1 specsDial Color
Enamel Black
Defender Elewana
Movement
3 specsCaliber
M100 COSC
NH35A
Power Reserve
42h
40h
Complications
COSC
None
Pricing
1 specsMSRP
$1,768
$439
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