Side by side

Baltic Aquascaphe GMTvsSeiko Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition

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

At a glance

12 of 29 specs differ
Diameter
Aquascaphe GMT39mm
Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition40mm
Power Reserve
Aquascaphe GMT42h
Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition72h
Water Resistance
Aquascaphe GMT100m
Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition300m
MSRP
Aquascaphe GMT$1,015
Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition$1,400

Full specifications

Case

4 specs
Category
GMT
Diver
Diameter
39mm
40mm
Lug-to-Lug
47mm
46.4mm
Water Resistance
100m
300m

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, index(es) and bezel

Movement

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

Pricing

1 specs
MSRP
$1,015
$1,400

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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 Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition

The Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition is praised for its compact 40mm case and the new Caliber 6R55 movement offering a 72-hour power reserve. Owners and reviewers highlight the stunning dials as a strong suit for Seiko. However, the 6R movement's accuracy is a point of disappointment for some, who wish for improvements closer to other movements, though others accept it given the excellent overall package. Press images suggest the bracelet end links may appear disjointed. Overall, owners and reviewers rate the Prospex Sea Seiko Prospex 1965 Heritage Diver’s Watch Save the Ocean Limited Edition well, with the stunning dials and improved power reserve being the biggest reasons.

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