Side by side

Borealis Watch Co. Sea Storm MK2vsYema Superman Tourbillon CMM.31 Limited Edition

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

Sea Storm MK2
Borealis Watch Co.Sea Storm MK2
MSRP $475
Superman Tourbillon CMM.31 Limited Edition
YemaSuperman Tourbillon CMM.31 Limited Edition
MSRP $13,000

At a glance

9 of 29 specs differ
Diameter
Sea Storm MK241.50mm
Superman Tourbillon CMM.31 Limited Edition43mm
Power Reserve
Sea Storm MK240h
Superman Tourbillon CMM.31 Limited Edition40h
Water Resistance
Sea Storm MK2300m
Superman Tourbillon CMM.31 Limited Edition300m
MSRP
Sea Storm MK2$475
Superman Tourbillon CMM.31 Limited Edition$13,000

Full specifications

Case

4 specs
Diameter
41.50mm
43mm
Thickness
14.15mm
11.7mm
Lug-to-Lug
48.50mm
—
Lug Width
20mm
22mm

Crystal & Dial

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

Movement

1 specs
Caliber
NH38
Yema CMM.31 Tourbillon

Pricing

1 specs
MSRP
$475
$13,000

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