Side by side
Spinnaker Dumas AutomaticvsSwatch Sistem Lake
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
18 of 29 specs differDiameter
Dumas Automatic44mm
Sistem Lake42mm
Power Reserve
Dumas Automatic40h
Sistem Lake—
Water Resistance
Dumas Automatic300m
Sistem Lake30m
MSRP
Dumas Automatic$239
Sistem Lake$230
Full specifications
Case
9 specsCategory
Diver
Mechanical
Diameter
44mm
42mm
Thickness
15mm
13.8mm
Lug-to-Lug
48mm
50.6mm
Lug Width
22mm
—
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
Stainless Steel
Water Resistance
300m
30m
Caseback
Solid
—
Crystal & Dial
4 specsCrystal
Sapphire
—
Crystal Shape
Flat
—
AR Coating
Inner
—
Indices
Applied
—
Movement
4 specsCaliber
Seiko NH35
—
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
25
0
Pricing
1 specsMSRP
$239
$230
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