Side by side

Baltic Aquascaphe MK2vsGrand Seiko SLGA015

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

Aquascaphe MK2
BalticAquascaphe MK2
MSRP $680
SLGA015
Grand SeikoSLGA015
MSRP $12,600

At a glance

11 of 29 specs differ
Diameter
Aquascaphe MK237mm
SLGA01543.8mm
Power Reserve
Aquascaphe MK242h
SLGA015120h
Water Resistance
Aquascaphe MK2200m
SLGA015200m
MSRP
Aquascaphe MK2$680
SLGA015$12,600

Full specifications

Case

5 specs
Diameter
37mm
43.8mm
Thickness
12.9mm
13.8mm
Lug-to-Lug
45mm
51.5mm
Lug Width
20mm
23mm
Material
Stainless Steel
Titanium

Crystal & Dial

2 specs
Dial Color
Blue
Black
Lume
BGW9
None

Movement

3 specs
Caliber
Miyota 9039
9RA5
Type
Automatic
Spring Drive
Power Reserve
42h
120h

Pricing

1 specs
MSRP
$680
$12,600

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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 SLGA015

The Grand Seiko SLGA015 is widely praised for its exceptional accuracy, with owners reporting performance far exceeding the stated 10 seconds per month. The Spring Drive movement's smooth sweep and 5-day power reserve are also noted strengths, as is the lighter titanium case construction. However, some owners find the bracelet extension non-intuitive, and one noted the clasp scratched easily. The watch features a nature-inspired, wave-like dial texture. Overall, owners rate the Grand Seiko SLGA015 highly for its impressive accuracy and quality construction.

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