Side by side
Serica Ref. 5303 Diving ChronometervsBahrami Watches Ω-03
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
Ω-0342mm
Power Reserve
Ref. 5303 Diving Chronometer42h
Ω-0340h
Water Resistance
Ref. 5303 Diving Chronometer300m
Ω-03200m
MSRP
Ref. 5303 Diving Chronometer$1,768
Ω-03$485
Full specifications
Case
5 specsCategory
Diver
—
Diameter
39mm
42mm
Thickness
12.2mm
12.8mm
Lug-to-Lug
46.5mm
48.8mm
Water Resistance
300m
200m
Crystal & Dial
3 specsAR Coating
Yes
Inner
Dial Color
Enamel Black
—
Lume
Super-LumiNova
None
Movement
3 specsCaliber
M100 COSC
Seiko NH38
Power Reserve
42h
40h
Complications
COSC
None
Pricing
1 specsMSRP
$1,768
$485
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