Side by side

Marathon Steel Navigator SSNAV AutovsSeiko Prospex Rotocall

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

Steel Navigator SSNAV Auto
MarathonSteel Navigator SSNAV Auto
MSRP $1,300
Prospex Rotocall
SeikoProspex Rotocall
MSRP $550

At a glance

10 of 29 specs differ
Diameter
Steel Navigator SSNAV Auto41mm
Prospex Rotocall37mm
Power Reserve
Steel Navigator SSNAV Auto40h
Prospex Rotocall40h
Water Resistance
Steel Navigator SSNAV Auto60m
Prospex Rotocall100m
MSRP
Steel Navigator SSNAV Auto$1,300
Prospex Rotocall$550

Full specifications

Case

6 specs
Category
Pilot
Sport
Diameter
41mm
37mm
Thickness
11.5mm
10.6mm
Lug-to-Lug
48mm
43.5mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
60m
100m

Crystal & Dial

1 specs
Crystal
Sapphire
Hardlex

Movement

2 specs
Caliber
Sellita SW200-1
A824
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$1,300
$550

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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.

Marathon Steel Navigator SSNAV Auto

The Marathon Steel Navigator SSNAV Auto is praised for its high-accuracy quartz movement, with owners noting its comfort and reliable performance. Reviewers highlight its functional tool-watch appeal, featuring a sandblasted steel case, tritium tubes for constant low-light visibility, and 100-meter water resistance. One owner finds the 41mm case runs a bit small. The Marathon Steel Navigator SSNAV Auto utilizes an ETA F06.412 quartz movement with a claimed accuracy of +/- 10 seconds per year and includes a GMT bidirectional bezel. Overall, owners and reviewers rate the Marathon Steel Navigator SSNAV Auto highly for its comfortable wear and dependable, high-accuracy quartz movement.

Seiko Prospex Rotocall

Owners widely praise the Seiko Prospex Rotocall for its charismatic retro design and comfortable 37mm size, with many appreciating its space-faring heritage. However, multiple sources criticize its price point, suggesting it is too high for an all-digital quartz watch with features like a stamped clasp, mineral crystal, and standard quartz movement. Some owners also note drawbacks such as a flimsy battery mount and split pin bracelet construction. On balance, owners and reviewers find the Seiko Prospex Rotocall visually appealing and a faithful re-release, but its value proposition is frequently questioned due to its price.

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