Side by side
Gruppo Gamma Vanguard Steel DatevsSeiko King Seiko KSK
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
15 of 29 specs differDiameter
Vanguard Steel Date42mm
King Seiko KSK38.6mm
Power Reserve
Vanguard Steel Date42h
King Seiko KSK45h
Water Resistance
Vanguard Steel Date100m
King Seiko KSK50m
MSRP
Vanguard Steel Date$790
King Seiko KSK$3,300
Full specifications
Case
6 specsCategory
—
Dress
Diameter
42mm
38.6mm
Thickness
12.6mm
10.7mm
Lug-to-Lug
49.5mm
45.8mm
Lug Width
22mm
19mm
Water Resistance
100m
50m
Crystal & Dial
4 specsCrystal Shape
Flat
Box
AR Coating
Yes
Anti-reflective coating on inner surface
Dial Color
Forged Carbon
Black
Lume
Super-LumiNova
None
Movement
4 specsCaliber
Miyota 9015
6L35
Power Reserve
42h
45h
Jewels
25
26
Complications
Date
None
Pricing
1 specsMSRP
$790
$3,300
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