Side by side
Sheffield 1A 38vsSeiko 5 Sports Field series
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
1A 3838mm
5 Sports Field series39.4mm
Power Reserve
1A 38—
5 Sports Field series41h
Water Resistance
1A 38200m
5 Sports Field series100m
MSRP
1A 38$238
5 Sports Field series$450
Full specifications
Case
5 specsCategory
Diver
GMT
Diameter
38mm
39.4mm
Thickness
12.8mm
13.6mm
Lug-to-Lug
46mm
47.9mm
Water Resistance
200m
100m
Crystal & Dial
4 specsCrystal
Sapphire
Hardlex
Crystal Shape
Flat
Curved
Dial Color
Blue
Black
Lume
None
LumiBrite on hands and index(es)
Movement
3 specsCaliber
Seiko NH35
4R34
Power Reserve
—
41h
Jewels
25
24
Pricing
1 specsMSRP
$238
$450
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