Side by side
Matterhorn Watch Co. DiveMaster 300vsOrient Helios
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
17 of 29 specs differDiameter
DiveMaster 30041mm
Helios40.5mm
Power Reserve
DiveMaster 30042h
Helios40h
Water Resistance
DiveMaster 300300m
Helios30m
MSRP
DiveMaster 300$401
Helios$335
Full specifications
Case
6 specsCategory
—
—
Diameter
41mm
40.5mm
Thickness
12.8mm
12mm
Lug Width
—
21mm
Water Resistance
300m
30m
Caseback
Solid
Display
Crystal & Dial
6 specsCrystal
Sapphire
Mineral
Crystal Shape
Flat
—
AR Coating
Inner
—
Dial Color
Black
Green
Indices
Applied
—
Lume
BGW9
None
Movement
4 specsCaliber
Miyota 9015
FT622
Beat Rate
28,800 vph
21,600 vph
Power Reserve
42h
40h
Jewels
25
22
Pricing
1 specsMSRP
—
$335
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