Side by side
Gruppo Gamma Vanguard SteelvsTSAO Baltimore OLD BAY Timepiece
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Vanguard Steel42mm
OLD BAY Timepiece40mm
Power Reserve
Vanguard Steel42h
OLD BAY Timepiece41h
Water Resistance
Vanguard Steel100m
OLD BAY Timepiece200m
MSRP
Vanguard Steel$790
OLD BAY Timepiece$550
Full specifications
Case
5 specsDiameter
42mm
40mm
Thickness
12.6mm
13.2mm
Lug-to-Lug
49.5mm
46mm
Lug Width
22mm
20mm
Water Resistance
100m
200m
Crystal & Dial
3 specsAR Coating
Yes
Inner
Dial Color
Forged Carbon
—
Lume
Super-LumiNova
None
Movement
2 specsCaliber
Miyota 9039
Seiko NH38
Power Reserve
42h
41h
Pricing
1 specsMSRP
$790
$550
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