Side by side

Borealis Watch Co. Sea Storm MK2 GMTvsYema Wristmaster Slim CMM.20

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

Sea Storm MK2 GMT
Borealis Watch Co.Sea Storm MK2 GMT
MSRP $415
Wristmaster Slim CMM.20
YemaWristmaster Slim CMM.20
MSRP $2,117

At a glance

10 of 29 specs differ
Diameter
Sea Storm MK2 GMT41.50mm
Wristmaster Slim CMM.2039mm
Power Reserve
Sea Storm MK2 GMT40h
Wristmaster Slim CMM.2040h
Water Resistance
Sea Storm MK2 GMT300m
Wristmaster Slim CMM.20100m
MSRP
Sea Storm MK2 GMT$415
Wristmaster Slim CMM.20$2,117

Full specifications

Case

7 specs
Category
Diver
GMT
Diameter
41.50mm
39mm
Thickness
14.15mm
9mm
Lug-to-Lug
48.50mm
—
Lug Width
20mm
24mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

1 specs
Lume
BGW9
None

Movement

1 specs
Caliber
NH34
Yema CMM.20

Pricing

1 specs
MSRP
$415
$2,117

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