Side by side

Baltic Aquascaphe GMTvsSeiko Prospex SPEEDTIMER Mechanical

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

Aquascaphe GMT
BalticAquascaphe GMT
MSRP $1,015
Prospex SPEEDTIMER Mechanical
SeikoProspex SPEEDTIMER Mechanical
MSRP $995

At a glance

13 of 29 specs differ
Diameter
Aquascaphe GMT39mm
Prospex SPEEDTIMER Mechanical39.5mm
Power Reserve
Aquascaphe GMT42h
Prospex SPEEDTIMER Mechanical72h
Water Resistance
Aquascaphe GMT100m
Prospex SPEEDTIMER Mechanical200m
MSRP
Aquascaphe GMT$1,015
Prospex SPEEDTIMER Mechanical$995

Full specifications

Case

5 specs
Category
GMT
Chronograph
Diameter
39mm
39.5mm
Thickness
13mm
12mm
Lug-to-Lug
47mm
44.5mm
Water Resistance
100m
200m

Crystal & Dial

4 specs
Crystal Shape
Flat
Curved
AR Coating
Yes
Anti-reflective coating on inner surface
Dial Color
Green
Black
Lume
SuperLuminova
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
SOPROD C125 GMT
6R55
Power Reserve
42h
72h
Jewels
25
24

Pricing

1 specs
MSRP
$1,015
$995

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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 GMT

The Baltic Aquascaphe GMT is widely praised for its compact 39mm case size, comfortable thickness, and refined, timeless design with a crisp, well-executed dial and sapphire bezel insert. Owners and reviewers alike highlight its excellent value and slick appearance, noting the vintage-inspired aesthetic with brushed surfaces and painted indexes. Some reviewers consider the lume adequate but not exceptionally bright, and the case finishing, while fitting the tool-watch ethos, lacks embellishments like polished bevels. The Soprod C125 movement features a 42-hour power reserve and a non-independent hour hand setting, though the 24-click bezel is seen as practical. Certain bezel color options are noted as potentially difficult to pair with outfits. Overall, owners and reviewers rate the Baltic Aquascaphe GMT highly for its exceptional value and refined, compact design.

From video reviewers

The Baltic Aquascaphe GMT features a Swiss Soprod C125 movement, a notable upgrade for the brand. Its attractive design fits within the popular $1000 price point. A significant drawback is the lack of a quick-set date function, requiring manual adjustment.

Seiko Prospex SPEEDTIMER Mechanical

The Seiko Prospex SPEEDTIMER Mechanical is praised for its visually appealing design and comfortable wearability, with owners frequently using its chronograph function for daily tasks. Reviewers note its clean dial layout and LumiBrite treated hands and markers, and one source highlights the 72-hour power reserve of the 6R55 movement. However, some owners criticize its chronograph functionality and the 24-hour subdial. On balance, owners and reviewers rate the Seiko Prospex SPEEDTIMER Mechanical highly for its daily usability and refined aesthetics.

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