Side by side

Marathon Steel Navigator SSNAV AutovsGrand Seiko SBGW257

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
SBGW257
Grand SeikoSBGW257
MSRP $38,000

At a glance

12 of 29 specs differ
Diameter
Steel Navigator SSNAV Auto41mm
SBGW25738mm
Power Reserve
Steel Navigator SSNAV Auto40h
SBGW25772h
Water Resistance
Steel Navigator SSNAV Auto60m
SBGW25730m
MSRP
Steel Navigator SSNAV Auto$1,300
SBGW257$38,000

Full specifications

Case

7 specs
Category
Pilot
Dress
Diameter
41mm
38mm
Thickness
11.5mm
10.9mm
Lug-to-Lug
48mm
45.8mm
Lug Width
20mm
19mm
Material
316L Stainless Steel
Platinum
Water Resistance
60m
30m

Crystal & Dial

1 specs
AR Coating
Inner
Yes

Movement

3 specs
Caliber
Sellita SW200-1
9S64
Type
Automatic
Manual
Power Reserve
40h
72h

Pricing

1 specs
MSRP
$1,300
$38,000

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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.

Grand Seiko SBGW257

The Grand Seiko SBGW257 is a platinum dress watch praised for its refined, subtle luxury and classic design. Reviewers highlight its 38mm diameter and 10.9mm thickness as near-perfect sizing for a dress watch. The watch features an 18k white gold dial with a sunray-brushed silver finish and gold hour markers, complemented by a refined application of the Grand Seiko wordmark. It is powered by the manual-wind Caliber 9S64 movement, offering a 72-hour power reserve and an accuracy rating of +5 to -3 seconds per day. The Grand Seiko SBGW257 is priced at €39,000. On balance, reviewers appreciate the Grand Seiko SBGW257 for its exquisite finishing and classic proportions, embodying a quiet luxury.

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