Side by side
Borealis Watch Co. NeptunovsSheffield 1A diver ~40mm 3-hand, Arabic numerals (12/3/6/9), no date
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Neptuno40.00mm
1A diver ~40mm 3-hand, Arabic numerals (12/3/6/9), no date40mm
Power Reserve
Neptuno40h
1A diver ~40mm 3-hand, Arabic numerals (12/3/6/9), no date—
Water Resistance
Neptuno300m
1A diver ~40mm 3-hand, Arabic numerals (12/3/6/9), no date200m
MSRP
Neptuno$390
1A diver ~40mm 3-hand, Arabic numerals (12/3/6/9), no date$238
Full specifications
Case
5 specsDiameter
40.00mm
40mm
Thickness
14.10mm
12.8mm
Lug-to-Lug
47.20mm
46mm
Lug Width
20mm
20mm
Water Resistance
300m
200m
Crystal & Dial
2 specsDial Color
Black
White/Blue
Lume
BGW9
Swiss blue lume
Movement
2 specsCaliber
NH38
Seiko NH35A
Power Reserve
40h
—
Pricing
1 specsMSRP
$390
$238
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