Side by side
Sheffield 1A 38vsSpinnaker Spence 300
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
9 of 29 specs differDiameter
1A 3838mm
Spence 30040mm
Power Reserve
1A 38—
Spence 30040h
Water Resistance
1A 38200m
Spence 300300m
MSRP
1A 38$238
Spence 300$650
Full specifications
Case
5 specsDiameter
38mm
40mm
Thickness
12.8mm
11.5mm
Lug-to-Lug
46mm
48mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
300m
Crystal & Dial
1 specsDial Color
Blue
Aquamarine
Movement
2 specsCaliber
Seiko NH35
SII NH35A
Power Reserve
—
40h
Pricing
1 specsMSRP
$238
$650
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