Side by side

Borealis Watch Co. Sea Storm MK2vsCitizen Promaster Diver Automatic

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
Promaster Diver Automatic
CitizenPromaster Diver Automatic
MSRP $469

At a glance

9 of 29 specs differ
Diameter
Sea Storm MK241.50mm
Promaster Diver Automatic44mm
Power Reserve
Sea Storm MK240h
Promaster Diver Automatic40h
Water Resistance
Sea Storm MK2300m
Promaster Diver Automatic200m
MSRP
Sea Storm MK2$475
Promaster Diver Automatic$469

Full specifications

Case

5 specs
Diameter
41.50mm
44mm
Thickness
14.15mm
12mm
Lug-to-Lug
48.50mm
46mm
Lug Width
20mm
20mm
Water Resistance
300m
200m

Crystal & Dial

2 specs
Dial Color
Black
Blue
Lume
BGW9
None

Movement

1 specs
Caliber
NH38
8204

Pricing

1 specs
MSRP
$475
$469

Follow this matchup

Get a note when Borealis Watch Co. Sea Storm MK2 vs Citizen Promaster Diver Automatic gets more votes, a community discussion, or a price drop. No account needed.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Borealis Watch Co. Neptuno
Borealis Watch Co.micro

Neptuno

Ref. borealis-neptuno-red-fade-to-black-dial-no-date-nh38-automatic-movement-300m-diver-watch
40.00mm·Automatic·300m WR
$390MSRP
—Used
Yema Superman Tourbillon CMM.31 Limited Edition
Yemamicro

Superman Tourbillon CMM.31 Limited Edition

9 watches · 20 variantsSuperman
43mm·Automatic·300m WR
$13,000MSRP
—Used
Christopher Ward C60 Lympstone
Christopher Wardmicro

C60 Lympstone

6 watches · 9 variantsC60
40mm·Automatic·600m WR
$1,615MSRP
—Used
Geckota Phalanx
Geckotamicro

Phalanx

8 variantsPhalanx
42mm·Automatic·300m WR
$349MSRP
—Used
CWC 1980 RN Divers Automatic Re-Issue Watch
CWCmicro
Heritage Re-Issue

1980 RN Divers Automatic Re-Issue Watch

Ref. reissue-1980-royal-navy-diver-automatic
41mm·Automatic·300m WR
$2,458MSRP
—Used
Baltic Aquascaphe Titanium
Balticmicro

Aquascaphe Titanium

2 variantsAquascaphe Titanium
41mm·Automatic·300m WR
$788MSRP
—Used
Wolbrook Skindiver II Automatic
Wolbrookmicro

Skindiver II Automatic

9 watches · 69 variantsSkindiver
40mm·Automatic·200m WR
$579MSRP
—Used
CWC Arctic Radar Automatic Diver Watch
CWCmicro

Arctic Radar Automatic Diver Watch

Ref. cwc-arctic-radar-automatic-diver-watch-white-dial
41mm·Automatic·300m WR
$1,333MSRP
—Used
All alternatives to the Sea Storm MK2 →All alternatives to the Promaster Diver Automatic →
Explore the full catalog
Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.

Borealis Watch Co. Sea Storm MK2 GMTvsCitizen Promaster Diver AutomaticBorealis Watch Co. NeptunovsCitizen Promaster Diver AutomaticChristopher Ward C60 LympstonevsCitizen Promaster Diver AutomaticCitizen Promaster Diver AutomaticvsGeckota PhalanxBorealis Watch Co. Sea Storm MK2vsYema Superman Tourbillon CMM.31 Limited EditionBorealis Watch Co. Sea Storm MK2vsYema Superman Titanium Tourbillon CMM.31 Limited Edition
Edit this comparisonAdd another watchMore diver comparisonsBest Diver Watches Under $500