Side by side
Serica Ref. 5303 Diving ChronometervsRadcliffe Watches L'INSTANT SONORE
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
L'INSTANT SONORE40mm
Power Reserve
Ref. 5303 Diving Chronometer42h
L'INSTANT SONORE—
Water Resistance
Ref. 5303 Diving Chronometer300m
L'INSTANT SONORE30m
MSRP
Ref. 5303 Diving Chronometer$1,768
L'INSTANT SONORE$1,588
Full specifications
Case
7 specsCategory
Diver
—
Diameter
39mm
40mm
Thickness
12.2mm
—
Lug-to-Lug
46.5mm
47mm
Lug Width
20mm
—
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
30m
Crystal & Dial
3 specsAR Coating
Yes
Inner
Dial Color
Enamel Black
—
Lume
Super-LumiNova
None
Movement
3 specsCaliber
M100 COSC
Miyota 9015
Power Reserve
42h
—
Complications
COSC
None
Pricing
1 specsMSRP
$1,768
—
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