Side by side

Duckworth Prestex Bolton AutomaticvsGruppo Gamma Field III GMT

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

Bolton Automatic
Duckworth PrestexBolton Automatic
MSRP $776
Field III GMT
Gruppo GammaField III GMT
MSRP $459

At a glance

12 of 29 specs differ
Diameter
Bolton Automatic39mm
Field III GMT40mm
Power Reserve
Bolton Automatic40h
Field III GMT41h
Water Resistance
Bolton Automatic200m
Field III GMT200m
MSRP
Bolton Automatic$776
Field III GMT$459

Full specifications

Case

5 specs
Category
GMT
Diameter
39mm
40mm
Thickness
11mm
14mm
Lug-to-Lug
46.5mm
48.5mm
Lug Width
20mm
22mm

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
Black
Lume
None
Super-LumiNova

Movement

3 specs
Caliber
Miyota 82S5
Seiko Instruments NH38A
Power Reserve
40h
41h
Complications
None
GMT

Pricing

1 specs
MSRP
$459
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