Side by side
Rockwell Time Coliseum (Digital)vsSpinnaker Dumas Automatic
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
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At a glance
12 of 29 specs differDiameter
Coliseum (Digital)49mm
Dumas Automatic44mm
Power Reserve
Coliseum (Digital)—
Dumas Automatic—
Water Resistance
Coliseum (Digital)100m
Dumas Automatic300m
MSRP
Coliseum (Digital)$109
Dumas Automatic$239
Full specifications
Case
7 specsCategory
—
Diver
Diameter
49mm
44mm
Thickness
0mm
15mm
Lug-to-Lug
0mm
48mm
Lug Width
30mm
22mm
Material
Resin
316L Stainless Steel
Water Resistance
100m
300m
Crystal & Dial
2 specsCrystal
Acrylic
Sapphire
Dial Color
—
Blue
Movement
2 specsCaliber
—
Seiko NH35
Type
Quartz
Automatic
Pricing
1 specsMSRP
$109
$239
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