Side by side

Borealis Watch Co. Sea Storm MK2vsLongines MASTER COLLECTION CHRONO MOONPHASE

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
MASTER COLLECTION CHRONO MOONPHASE
LonginesMASTER COLLECTION CHRONO MOONPHASE
MSRP $4,400

At a glance

20 of 29 specs differ
Diameter
Sea Storm MK241.50mm
MASTER COLLECTION CHRONO MOONPHASE40mm
Power Reserve
Sea Storm MK240h
MASTER COLLECTION CHRONO MOONPHASE66h
Water Resistance
Sea Storm MK2300m
MASTER COLLECTION CHRONO MOONPHASE30m
MSRP
Sea Storm MK2$475
MASTER COLLECTION CHRONO MOONPHASE$4,400

Full specifications

Case

8 specs
Category
Diver
Chronograph
Diameter
41.50mm
40mm
Thickness
14.15mm
14.2mm
Lug-to-Lug
48.50mm
49.5mm
Lug Width
20mm
21mm
Finish
Brushed and polished
—
Water Resistance
300m
30m
Caseback
Solid
—

Crystal & Dial

5 specs
Crystal Shape
Flat
—
AR Coating
Inner
—
Dial Color
Black
Brown
Indices
Applied
—
Lume
BGW9
None

Movement

6 specs
Caliber
NH38
L687.5
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
66h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$475
$4,400

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