Side by side
Serica Ref. 5330 Diving Chronometer DatevsSeiko Astron
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
15 of 29 specs differDiameter
Ref. 5330 Diving Chronometer Date39mm
Astron42mm
Power Reserve
Ref. 5330 Diving Chronometer Date42h
Astron40h
Water Resistance
Ref. 5330 Diving Chronometer Date300m
Astron100m
MSRP
Ref. 5330 Diving Chronometer Date$2,005
Astron$2,500
Full specifications
Case
7 specsCategory
Diver
GMT
Diameter
39mm
42mm
Thickness
12.2mm
12.4mm
Lug-to-Lug
46.5mm
49.5mm
Lug Width
20mm
14mm
Material
Stainless Steel
Titanium
Water Resistance
300m
100m
Crystal & Dial
2 specsAR Coating
Yes
Super-clear coating
Lume
Super-LumiNova
LumiBrite on hands and index(es)
Movement
5 specsCaliber
SoProd M100
5X83
Type
Automatic
Quartz
Power Reserve
42h
40h
Jewels
25
14
Complications
COSC, Date
None
Pricing
1 specsMSRP
$2,005
$2,500
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