Side by side
Gruppo Gamma Vanguard Steel DatevsOrient Bambino Open Heart
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
19 of 29 specs differDiameter
Vanguard Steel Date42mm
Bambino Open Heart40.5mm
Power Reserve
Vanguard Steel Date42h
Bambino Open Heart40h
Water Resistance
Vanguard Steel Date100m
Bambino Open Heart30m
MSRP
Vanguard Steel Date$790
Bambino Open Heart$315
Full specifications
Case
7 specsCategory
—
—
Diameter
42mm
40.5mm
Thickness
12.6mm
12mm
Lug-to-Lug
49.5mm
46mm
Lug Width
22mm
21mm
Water Resistance
100m
30m
Caseback
Solid
Display
Crystal & Dial
6 specsCrystal
Sapphire
Mineral
Crystal Shape
Flat
—
AR Coating
Yes
—
Dial Color
Forged Carbon
White
Indices
Applied
—
Lume
Super-LumiNova
None
Movement
5 specsCaliber
Miyota 9015
FT622
Beat Rate
28,800 vph
21,600 vph
Power Reserve
42h
40h
Jewels
25
22
Complications
Date
None
Pricing
1 specsMSRP
$790
$315
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