Side by side

Marathon Steel Navigator SSNAV AutovsStudio Underd0g Steffany Blue

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
Steffany Blue
Studio Underd0gSteffany Blue
MSRP $800

At a glance

11 of 29 specs differ
Diameter
Steel Navigator SSNAV Auto41mm
Steffany Blue39.5mm
Power Reserve
Steel Navigator SSNAV Auto40h
Steffany Blue40h
Water Resistance
Steel Navigator SSNAV Auto60m
Steffany Blue
MSRP
Steel Navigator SSNAV Auto$1,300
Steffany Blue$800

Full specifications

Case

7 specs
Category
Pilot
Casual
Diameter
41mm
39.5mm
Thickness
11.5mm
Lug-to-Lug
48mm
Lug Width
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
60m

Crystal & Dial

1 specs
Dial Color
Black
Blue

Movement

2 specs
Caliber
Sellita SW200-1
Type
Automatic
Manual

Pricing

1 specs
MSRP
$1,300
$800

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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.

Studio Underd0g Steffany Blue

Owners widely praise the Studio Underd0g Steffany Blue for its beautiful multilayer dial with a floating effect and vivid Super-LumiNova, with one owner finding it smaller and more beautiful than expected. The 37mm case wears nicely, though some find it slightly small for larger wrists. One owner notes the power reserve can fall short of the advertised 48 hours, sometimes lasting only about a day. Overall, owners rate the Studio Underd0g Steffany Blue highly for its striking dial and luminous display.

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