Side by side

Sheffield SCR CHRONO SWvsSpinnaker Dumas GMT

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

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SCR CHRONO SW
SheffieldSCR CHRONO SW
Dumas GMT
SpinnakerDumas GMT
MSRP $399
Buy from Sheffield ↗
Buy used on eBay ↗
Buy from Spinnaker ↗
Buy used on eBay ↗

At a glance

11 of 29 specs differ
Diameter
SCR CHRONO SW42mm
Dumas GMT44mm
Power Reserve
SCR CHRONO SW63h
Dumas GMT40h
Water Resistance
SCR CHRONO SW100m
Dumas GMT300m
MSRP
SCR CHRONO SW—
Dumas GMT$399

Full specifications

Case

7 specs
Category
Chronograph
GMT
Diameter
42mm
44mm
Thickness
14.65mm
15mm
Lug-to-Lug
46.5mm
48mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
300m

Crystal & Dial

1 specs
Dial Color
White
Blue

Movement

2 specs
Caliber
Sellita SW510
Seiko NH34A
Power Reserve
63h
40h

Pricing

1 specs
MSRP
—
$399
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