Side by side
Serica Ref. 5303 Diving ChronometervsSeestern S471 Double Crown Diver
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
Ref. 5303 Diving Chronometer39mm
S471 Double Crown Diver38mm
Power Reserve
Ref. 5303 Diving Chronometer42h
S471 Double Crown Diver35h+h
Water Resistance
Ref. 5303 Diving Chronometer300m
S471 Double Crown Diver100m
MSRP
Ref. 5303 Diving Chronometer$1,768
S471 Double Crown Diver$179
Full specifications
Case
5 specsDiameter
39mm
38mm
Thickness
12.2mm
12mm
Lug-to-Lug
46.5mm
40.3mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
100m
Crystal & Dial
3 specsAR Coating
Yes
Inner
Dial Color
Enamel Black
Blue
Lume
Super-LumiNova
None
Movement
5 specsCaliber
M100 COSC
Miyota 8215
Beat Rate
28,800 vph
3 vph
Power Reserve
42h
35h+h
Jewels
25
21
Complications
COSC
Date
Pricing
1 specsMSRP
$1,768
$179
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