Side by side

Serica Ref. 5330 Diving Chronometer DatevsBorealis Watch Co. Caloura 300m

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

Ref. 5330 Diving Chronometer Date
SericaRef. 5330 Diving Chronometer Date
MSRP $2,005
Caloura 300m
Borealis Watch Co.Caloura 300m
MSRP $275

At a glance

10 of 29 specs differ
Diameter
Ref. 5330 Diving Chronometer Date39mm
Caloura 300m42mm
Power Reserve
Ref. 5330 Diving Chronometer Date42h
Caloura 300m40h
Water Resistance
Ref. 5330 Diving Chronometer Date300m
Caloura 300m300m
MSRP
Ref. 5330 Diving Chronometer Date$2,005
Caloura 300m$275

Full specifications

Case

4 specs
Diameter
39mm
42mm
Thickness
12.2mm
13.9mm
Lug-to-Lug
46.5mm
44.20mm
Lug Width
20mm
22mm

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Lume
Super-LumiNova
BGW9

Movement

3 specs
Caliber
SoProd M100
NH35
Power Reserve
42h
40h
Complications
COSC, Date
None

Pricing

1 specs
MSRP
$2,005
$275

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