Side by side

Baltic Aquascaphe MK2vsGrand Seiko SLGW005

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

Aquascaphe MK2
BalticAquascaphe MK2
MSRP $680
SLGW005
Grand SeikoSLGW005
MSRP $9,700

At a glance

12 of 29 specs differ
Diameter
Aquascaphe MK237mm
SLGW00538.8mm
Power Reserve
Aquascaphe MK242h
SLGW00580h
Water Resistance
Aquascaphe MK2200m
SLGW00530m
MSRP
Aquascaphe MK2$680
SLGW005$9,700

Full specifications

Case

6 specs
Category
Diver
Dress
Diameter
37mm
38.8mm
Thickness
12.9mm
10.4mm
Lug-to-Lug
45mm
43.7mm
Lug Width
20mm
19mm
Water Resistance
200m
30m

Crystal & Dial

2 specs
Dial Color
Blue
Black
Lume
BGW9
None

Movement

3 specs
Caliber
Miyota 9039
9SA4
Type
Automatic
Manual
Power Reserve
42h
80h

Pricing

1 specs
MSRP
$680
$9,700

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Baltic Aquascaphe MK2

The Baltic Aquascaphe MK2 is widely praised for its refined case design, improved lume with applied markers, and added crown guards, presenting a sharper and more purposeful neo-retro dive watch. Owners and reviewers highlight its updated technical and design elements, including a fully graduated sapphire bezel and two case size options (37mm and 39.5mm), all while maintaining a reasonable price point. Some find the design derivative or less cohesive than its predecessor, with one owner noting the long, straight lugs as a significant drawback, while others appreciate the dial texture and case profile. The Baltic Aquascaphe MK2 is powered by the Miyota 9039 movement with a 42-hour power reserve and offers 200m water resistance. Overall, owners and reviewers rate the Baltic Aquascaphe MK2 highly for its value and contemporary updates to a tool-watch heritage.

From video reviewers

The Baltic Aquascaphe MK2 features 3D Super-LumiNova indexes for improved legibility. A notable weakness is the lack of lume brightness. Reviewers disagree on the optimal case size, with one reviewer noting a 41mm stainless steel case is comfortable for everyday wear, while the other mentions 37mm and 39.5mm case sizes are available.

Grand Seiko SLGW005

The Grand Seiko SLGW005 is lauded for its faithful recreation of the 1968 45GS, featuring a desirable double-signed dial and a beautifully finished case adhering to the Grammar of Design. It is powered by the new 9SA4 manual-winding, high-beat movement, offering an 80-hour power reserve and a mean daily rate of -3/+5 seconds. Owners consider it a "gloriously perfect" and "pure and elegant expression" of Grand Seiko's strengths, with one owner preferring its creamy dial over a more pronounced beige found on other models. Overall, owners and reviewers rate the Grand Seiko SLGW005 highly for its elegant design and impressive high-beat movement.

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