Side by side
Serica Ref. 5303 Diving ChronometervsBeaucroft Watches Contour GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Ref. 5303 Diving Chronometer39mm
Contour GMT39.5mm
Power Reserve
Ref. 5303 Diving Chronometer42h
Contour GMT42h
Water Resistance
Ref. 5303 Diving Chronometer300m
Contour GMT100m
MSRP
Ref. 5303 Diving Chronometer$1,768
Contour GMT$1,067
Full specifications
Case
4 specsCategory
Diver
—
Diameter
39mm
39.5mm
Thickness
12.2mm
12.6mm
Water Resistance
300m
100m
Crystal & Dial
3 specsAR Coating
Yes
Inner
Dial Color
Enamel Black
Teal
Lume
Super-LumiNova
SuperLuminova
Movement
3 specsCaliber
M100 COSC
Miyota 9075
Jewels
25
24
Complications
COSC
None
Pricing
1 specsMSRP
$1,768
—
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