Side by side
Serica Ref. 5303 Diving ChronometervsNezumi Studios Aviator
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
Aviator40mm
Power Reserve
Ref. 5303 Diving Chronometer42h
Aviator42hh
Water Resistance
Ref. 5303 Diving Chronometer300m
Aviator200m
MSRP
Ref. 5303 Diving Chronometer$1,768
Aviator$685
Full specifications
Case
5 specsCategory
Diver
—
Diameter
39mm
40mm
Thickness
12.2mm
13.3mm
Lug-to-Lug
46.5mm
47mm
Water Resistance
300m
200m
Crystal & Dial
2 specsAR Coating
Yes
Inner
Dial Color
Enamel Black
—
Movement
3 specsCaliber
M100 COSC
Miyota 9075
Power Reserve
42h
42hh
Complications
COSC
None
Pricing
1 specsMSRP
$1,768
—
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