Side by side
Gruppo Gamma Vanguard Steel DatevsZelos Spearfish GMT
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
Spearfish GMT40mm
Power Reserve
Vanguard Steel Date42h
Spearfish GMT40h
Water Resistance
Vanguard Steel Date100m
Spearfish GMT200m
MSRP
Vanguard Steel Date$790
Spearfish GMT$999
Full specifications
Case
7 specsCategory
—
GMT
Diameter
42mm
40mm
Thickness
12.6mm
13mm
Lug-to-Lug
49.5mm
40mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
200m
Crystal & Dial
3 specsAR Coating
Yes
Inner
Dial Color
Forged Carbon
Frost
Lume
Super-LumiNova
None
Movement
3 specsCaliber
Miyota 9015
Sellita SW330-2
Power Reserve
42h
40h
Complications
Date
None
Pricing
1 specsMSRP
$790
$999
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