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
14 of 29 specs differDiameter
Vanguard Steel Date42mm
King Seiko KSK38.3mm
Power Reserve
Vanguard Steel Date42h
King Seiko KSK72h
Water Resistance
Vanguard Steel Date100m
King Seiko KSK100m
MSRP
Vanguard Steel Date$790
King Seiko KSK$2,000
Full specifications
Case
5 specsCategory
—
Dress
Diameter
42mm
38.3mm
Thickness
12.6mm
11.7mm
Lug-to-Lug
49.5mm
46mm
Lug Width
22mm
19mm
Crystal & Dial
4 specsCrystal Shape
Flat
Box
AR Coating
Yes
Anti-reflective coating on inner surface
Dial Color
Forged Carbon
Black
Lume
Super-LumiNova
LumiBrite on Hands
Movement
4 specsCaliber
Miyota 9015
6R55
Power Reserve
42h
72h
Jewels
25
24
Complications
Date
None
Pricing
1 specsMSRP
$790
$2,000
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