Side by side
Marathon Steel Navigator SSNAV QuartzvsGrand Seiko SBGA385
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Steel Navigator SSNAV Quartz41mm
SBGA38540mm
Power Reserve
Steel Navigator SSNAV Quartz40h
SBGA38572h
Water Resistance
Steel Navigator SSNAV Quartz60m
SBGA385100m
MSRP
Steel Navigator SSNAV Quartz$1,000
SBGA385$53,000
Full specifications
Case
7 specsCategory
Pilot
Dress
Diameter
41mm
40mm
Thickness
11mm
12.5mm
Lug-to-Lug
48mm
46.2mm
Lug Width
20mm
19mm
Material
316L Stainless Steel
Platinum
Water Resistance
60m
100m
Crystal & Dial
1 specsAR Coating
Inner
Yes
Movement
3 specsCaliber
Swiss High-Torque Quartz
9R15
Type
Quartz
Spring Drive
Power Reserve
40h
72h
Pricing
1 specsMSRP
$1,000
$53,000
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