Side by side
Gruppo Gamma Vanguard Steel DatevsSerket Watch Co Reef Mariana
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Vanguard Steel Date42mm
Reef Mariana40mm
Power Reserve
Vanguard Steel Date42h
Reef Mariana—
Water Resistance
Vanguard Steel Date100m
Reef Mariana200m
MSRP
Vanguard Steel Date$790
Reef Mariana$449
Full specifications
Case
5 specsDiameter
42mm
40mm
Thickness
12.6mm
13.2mm
Lug-to-Lug
49.5mm
47.5mm
Lug Width
22mm
20mm
Water Resistance
100m
200m
Crystal & Dial
3 specsAR Coating
Yes
Inner
Dial Color
Forged Carbon
Orange
Lume
Super-LumiNova
BGW9
Movement
3 specsCaliber
Miyota 9015
Seiko NH35
Power Reserve
42h
—
Complications
Date
None
Pricing
1 specsMSRP
$790
$449
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