Side by side

Geckota Ocean-Scout Dive WatchvsSeiko Prospex Marinemaster Marinemaster 1968 Heritage JAMSTEC Limited Edition

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

Ocean-Scout Dive Watch
GeckotaOcean-Scout Dive Watch
MSRP $375

At a glance

14 of 29 specs differ
Diameter
Ocean-Scout Dive Watch38.5mm
Prospex Marinemaster Marinemaster 1968 Heritage JAMSTEC Limited Edition42.6mm
Power Reserve
Ocean-Scout Dive Watch40h
Prospex Marinemaster Marinemaster 1968 Heritage JAMSTEC Limited Edition72h
Water Resistance
Ocean-Scout Dive Watch200m
Prospex Marinemaster Marinemaster 1968 Heritage JAMSTEC Limited Edition300m
MSRP
Ocean-Scout Dive Watch$375
Prospex Marinemaster Marinemaster 1968 Heritage JAMSTEC Limited Edition$3,900

Full specifications

Case

6 specs
Diameter
38.5mm
42.6mm
Thickness
11.8mm
14.1mm
Lug-to-Lug
49.3mm
Lug Width
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
200m
300m

Crystal & Dial

4 specs
Crystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
White
Black
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Miyota 9039
8L45
Power Reserve
40h
72h
Jewels
25
35

Pricing

1 specs
MSRP
$375
$3,900

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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.

Geckota Ocean-Scout Dive Watch

The Geckota Ice White is praised for its elegant design, featuring a hand-polished German lacquer dial with art-deco numerals and a case with a textural contrast between polished and brushed finishes. Reviewers note its 100-meter water resistance, though one would prefer a screw-down crown over the push-pull version, and the ETA-7001 movement is described as reliable but dated. On balance, the Geckota Ice White is well-regarded for its refined aesthetics and finishing at its price point.

Seiko Prospex Marinemaster Marinemaster 1968 Heritage JAMSTEC Limited Edition

The Seiko Prospex Marinemaster Marinemaster 1968 Heritage JAMSTEC Limited Edition is praised for its distinctive blue sea ice-inspired dial with a gradient effect and textured finish, celebrating its partnership with JAMSTEC. It is powered by the automatic Calibre 8L45 movement, which provides a 72-hour power reserve. The watch features a 42.6mm stainless steel case with a super-hard coating, a ceramic bezel, and a dual-curved sapphire crystal, offering 300m water resistance. Accuracy is rated between -5/+10 seconds per day. Overall, reviewers highlight the unique dial design and robust specifications as key strengths of the Seiko Prospex Marinemaster Marinemaster 1968 Heritage JAMSTEC Limited Edition.

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