Side by side

Borealis Watch Co. Sea Storm MK2 GMTvsYema Superman Titanium Tourbillon CMM.31 Limited Edition

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
Superman Titanium Tourbillon CMM.31 Limited Edition
YemaSuperman Titanium Tourbillon CMM.31 Limited Edition
MSRP $13,000

At a glance

10 of 29 specs differ
Diameter
Sea Storm MK2 GMT41.50mm
Superman Titanium Tourbillon CMM.31 Limited Edition43mm
Power Reserve
Sea Storm MK2 GMT40h
Superman Titanium Tourbillon CMM.31 Limited Edition40h
Water Resistance
Sea Storm MK2 GMT300m
Superman Titanium Tourbillon CMM.31 Limited Edition300m
MSRP
Sea Storm MK2 GMT$415
Superman Titanium Tourbillon CMM.31 Limited Edition$13,000

Full specifications

Case

5 specs
Diameter
41.50mm
43mm
Thickness
14.15mm
11.7mm
Lug-to-Lug
48.50mm
—
Lug Width
20mm
22mm
Material
Stainless Steel
Titanium

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Black
Titanium
Lume
BGW9
None

Movement

1 specs
Caliber
NH34
Yema CMM.31 Tourbillon

Pricing

1 specs
MSRP
$415
$13,000

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