Side by side

Borealis Watch Co. Caloura 300mvsSeiko King Turtle

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

Caloura 300m
Borealis Watch Co.Caloura 300m
MSRP $275
King Turtle
SeikoKing Turtle
MSRP $650

At a glance

11 of 29 specs differ
Diameter
Caloura 300m42mm
King Turtle45mm
Power Reserve
Caloura 300m40h
King Turtle41h
Water Resistance
Caloura 300m300m
King Turtle200m
MSRP
Caloura 300m$275
King Turtle$650

Full specifications

Case

5 specs
Diameter
42mm
45mm
Thickness
13.9mm
13.2mm
Lug-to-Lug
44.20mm
47.7mm
Lug Width
22mm
22mm
Water Resistance
300m
200m

Crystal & Dial

2 specs
AR Coating
Inner
Anti-reflective coating on inner surface
Lume
BGW9
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
NH35
4R36
Power Reserve
40h
41h
Jewels
25
24

Pricing

1 specs
MSRP
$275
$650

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