Side by side
Marathon Steel Navigator SSNAV QuartzvsGrand Seiko SBGK006
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
SBGK00639mm
Power Reserve
Steel Navigator SSNAV Quartz40h
SBGK00672h
Water Resistance
Steel Navigator SSNAV Quartz60m
SBGK00630m
MSRP
Steel Navigator SSNAV Quartz$1,000
SBGK006$22,200
Full specifications
Case
7 specsCategory
Pilot
Dress
Diameter
41mm
39mm
Thickness
11mm
11.6mm
Lug-to-Lug
48mm
44mm
Lug Width
20mm
19mm
Material
316L Stainless Steel
Gold
Water Resistance
60m
30m
Crystal & Dial
1 specsAR Coating
Inner
Yes
Movement
3 specsCaliber
Swiss High-Torque Quartz
9S63
Type
Quartz
Manual
Power Reserve
40h
72h
Pricing
1 specsMSRP
$1,000
$22,200
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