Side by side
Jack Mason Ellum Manual WindvsSpinnaker Bradner GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Ellum Manual Wind38mm
Bradner GMT42mm
Power Reserve
Ellum Manual Wind42h
Bradner GMT40h
Water Resistance
Ellum Manual Wind50m
Bradner GMT180m
MSRP
Ellum Manual Wind$799
Bradner GMT$299
Full specifications
Case
7 specsCategory
—
GMT
Diameter
38mm
42mm
Thickness
9mm
15mm
Lug-to-Lug
45mm
50mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
50m
180m
Crystal & Dial
1 specsDial Color
—
Brown
Movement
3 specsCaliber
Sellita SW210
Seiko NH34A
Type
Manual
Automatic
Power Reserve
42h
40h
Pricing
1 specsMSRP
$799
$299
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