Side by side

Sheffield 1A SCR II BluevsSpinnaker Dumas Automatic

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

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1A SCR II Blue
Sheffield1A SCR II Blue
MSRP $278
Dumas Automatic
SpinnakerDumas Automatic
MSRP $239
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At a glance

8 of 29 specs differ
Diameter
1A SCR II Blue40mm
Dumas Automatic44mm
Power Reserve
1A SCR II Blue40h
Dumas Automatic40h
Water Resistance
1A SCR II Blue200m
Dumas Automatic300m
MSRP
1A SCR II Blue$278
Dumas Automatic$239

Full specifications

Case

6 specs
Category
—
Diver
Diameter
40mm
44mm
Thickness
13mm
15mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
300m

Movement

1 specs
Caliber
Seiko NH35
SII NH35A

Pricing

1 specs
MSRP
—
$239
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