Side by side

Marathon Steel Navigator SSNAV QuartzvsTudor Black Bay 58

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

Steel Navigator SSNAV Quartz
MarathonSteel Navigator SSNAV Quartz
MSRP $1,000
Black Bay 58
TudorBlack Bay 58
MSRP $5,350

At a glance

18 of 29 specs differ
Diameter
Steel Navigator SSNAV Quartz41mm
Black Bay 5839mm
Power Reserve
Steel Navigator SSNAV Quartz40h
Black Bay 5865h
Water Resistance
Steel Navigator SSNAV Quartz60m
Black Bay 58200m
MSRP
Steel Navigator SSNAV Quartz$1,000
Black Bay 58$5,350

Full specifications

Case

8 specs
Category
Pilot
Diver
Diameter
41mm
39mm
Thickness
11mm
11.7mm
Lug-to-Lug
48mm
46mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
Polished + Satin
Water Resistance
60m
200m
Caseback
Solid
Solid screw-down

Crystal & Dial

2 specs
Crystal Shape
Flat
AR Coating
Inner

Movement

7 specs
Caliber
Swiss High-Torque Quartz
MT5400-U
Type
Quartz
Automatic
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
65h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$1,000
$5,350

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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 Quartz

The Marathon Steel Navigator SSNAV Quartz is widely praised for its highly accurate Swiss Made ETA F06.412 PreciDrive movement, with stated accuracy of ±10 seconds per year, and its constant low-light visibility from self-illuminating tritium tubes. Owners find the watch comfortable and impressive, noting its 41mm sandblasted steel case with an asymmetrical design, bi-directional GMT bezel with excellent action, sapphire crystal, and 100m water resistance with a screw-down crown. On balance, owners and reviewers rate the Marathon Steel Navigator SSNAV Quartz highly for its robust tool watch design and exceptional accuracy at its price point.

Tudor Black Bay 58

The Tudor Black Bay 58 is widely praised for its superb wearing experience, perfect proportions, and comfortable wearability, with owners anticipating it becoming a Tudor classic. Reviewers highlight its substantial, rugged build quality and significant value, rivaling more expensive timepieces. One owner notes the clasp's sharp shield as a minor annoyance.

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