Side by side

Duckworth Prestex Bolton AutomaticvsUndone Ronin Automatic

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

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Bolton Automatic
Duckworth PrestexBolton Automatic
MSRP $776
See the full Bolton Automatic
Ronin Automatic
UndoneRonin Automatic
MSRP $380
See the full Ronin Automatic
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At a glance

9 of 29 specs differ
Diameter
Bolton Automatic39mm
Ronin Automatic40mm
Power Reserve
Bolton Automatic—
Ronin Automatic—
Water Resistance
Bolton Automatic200m
Ronin Automatic100m
MSRP
Bolton Automatic$776
Ronin Automatic$380

Full specifications

Case

5 specs
Diameter
39mm
40mm
Thickness
11mm
0mm
Lug-to-Lug
46.5mm
0mm
Lug Width
20mm
0mm
Water Resistance
200m
100m

Crystal & Dial

1 specs
Crystal
Sapphire
—

Movement

2 specs
Caliber
Miyota 82S5
Seiko NH35
Power Reserve
0h
—

Pricing

1 specs
MSRP
$776
$380
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