Side by side

Serica Ref. 5303 Diving ChronometervsTSAO Baltimore Constellation Chrono-Diver - Mystic Blue

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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Ref. 5303 Diving Chronometer
SericaRef. 5303 Diving Chronometer
MSRP $1,768
Constellation Chrono-Diver - Mystic Blue
TSAO BaltimoreConstellation Chrono-Diver - Mystic Blue
MSRP $450
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At a glance

13 of 29 specs differ
Diameter
Ref. 5303 Diving Chronometer39mm
Constellation Chrono-Diver - Mystic Blue41mm
Power Reserve
Ref. 5303 Diving Chronometer42h
Constellation Chrono-Diver - Mystic Blue40h
Water Resistance
Ref. 5303 Diving Chronometer300m
Constellation Chrono-Diver - Mystic Blue200m
MSRP
Ref. 5303 Diving Chronometer$1,768
Constellation Chrono-Diver - Mystic Blue$450

Full specifications

Case

5 specs
Category
Diver
—
Diameter
39mm
41mm
Thickness
12.2mm
12mm
Lug-to-Lug
46.5mm
46mm
Water Resistance
300m
200m

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
Enamel Black
—
Lume
Super-LumiNova
None

Movement

4 specs
Caliber
M100 COSC
Seiko VK64
Type
Automatic
Mecaquartz
Power Reserve
42h
40h
Complications
COSC
None

Pricing

1 specs
MSRP
$1,768
$450
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