Side by side

Spinnaker Spence 300vsUndone Ronin Automatic

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

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Spence 300
SpinnakerSpence 300
MSRP $650
See the full Spence 300
Ronin Automatic
UndoneRonin Automatic
MSRP $380
See the full Ronin Automatic
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At a glance

10 of 29 specs differ
Diameter
Spence 30040mm
Ronin Automatic40mm
Power Reserve
Spence 300—
Ronin Automatic—
Water Resistance
Spence 300300m
Ronin Automatic100m
MSRP
Spence 300$650
Ronin Automatic$380

Full specifications

Case

6 specs
Category
Diver
—
Thickness
11.5mm
0mm
Lug-to-Lug
48mm
0mm
Lug Width
20mm
0mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

2 specs
Crystal
Sapphire
—
Dial Color
Aquamarine
—

Movement

1 specs
Power Reserve
0h
—

Pricing

1 specs
MSRP
$650
$380
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