Side by side
Serica Ref. 5303 Diving ChronometervsSanturce Guaraguao True GMT — Automatic Pilot Watch
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
Guaraguao True GMT — Automatic Pilot Watch42mm
Power Reserve
Ref. 5303 Diving Chronometer42h
Guaraguao True GMT — Automatic Pilot Watch40h
Water Resistance
Ref. 5303 Diving Chronometer300m
Guaraguao True GMT — Automatic Pilot Watch300m
MSRP
Ref. 5303 Diving Chronometer$1,768
Guaraguao True GMT — Automatic Pilot Watch$999
Full specifications
Case
5 specsCategory
Diver
—
Diameter
39mm
42mm
Thickness
12.2mm
11.7mm
Lug-to-Lug
46.5mm
51mm
Lug Width
20mm
22mm
Crystal & Dial
2 specsDial Color
Enamel Black
—
Lume
Super-LumiNova
None
Movement
3 specsCaliber
M100 COSC
Miyota 9075
Power Reserve
42h
40h
Complications
COSC
None
Pricing
1 specsMSRP
$1,768
$999
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