Side by side
Serica Ref. 5303 Diving ChronometervsBeaufort Permian Rift
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
Permian Rift38mm
Power Reserve
Ref. 5303 Diving Chronometer42h
Permian Rift42h
Water Resistance
Ref. 5303 Diving Chronometer300m
Permian Rift50m
MSRP
Ref. 5303 Diving Chronometer$1,768
Permian Rift—
Full specifications
Case
6 specsCategory
Diver
—
Diameter
39mm
38mm
Thickness
12.2mm
10.85mm
Lug-to-Lug
46.5mm
45mm
Lug Width
20mm
—
Water Resistance
300m
50m
Crystal & Dial
3 specsAR Coating
Yes
Inner
Dial Color
Enamel Black
—
Lume
Super-LumiNova
None
Movement
2 specsCaliber
M100 COSC
HZ5000A
Complications
COSC
None
Pricing
1 specsMSRP
$1,768
—
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