Spinnaker Bradner AutomaticvsMaystone Watch Co Prosperity GMT

The measurements

Sized up.

Catalogue photos are all shot at the same flattering size. These aren't: every case below shares one millimetre scale.

Spinnaker Bradner Automatic at true scale

Bradner Automatic

Maystone Watch Co Prosperity GMT at true scale

Prosperity GMT

Diameter

42mm

38mm

Lug-to-Lug

50mm

46mm

lowest

Thickness

15mm

11.9mm

lowest

Water Resistance

180m

highest

100m

Power Reserve

n/a

41h

MSRP

$420

lowest

$443

Movement

Miyota 8215

Seiko NH34

Case

7 specs
Category
Diver
GMT
Diameter
42mm
38mm
Thickness
15mm
11.9mm
Lug-to-Lug
50mm
46mm
Lug Width
22mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
180m
100m

Crystal & Dial

2 specs
Dial Color
Black
Red
Lume
None
string

Movement

2 specs
Caliber
Miyota 8215
Seiko NH34
Power Reserve
0h
41h

Pricing

1 specs
MSRP
$420
$443

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