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Matterhorn Watch Co. DiveMaster 300vsGrand Seiko SLGW007

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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DiveMaster 300
Matterhorn Watch Co.DiveMaster 300
MSRP $401
SLGW007
Grand SeikoSLGW007
MSRP $10,000
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Buy used on eBay ↗
Buy from Grand Seiko ↗
Buy used on eBay ↗

At a glance

12 of 29 specs differ
Diameter
DiveMaster 30041mm
SLGW00738.6mm
Power Reserve
DiveMaster 30042h
SLGW00780h
Water Resistance
DiveMaster 300300m
SLGW00730m
MSRP
DiveMaster 300$401
SLGW007$10,000

Full specifications

Case

6 specs
Category
—
Dress
Diameter
41mm
38.6mm
Thickness
12.8mm
9.95mm
Lug-to-Lug
47mm
45mm
Lug Width
—
20mm
Water Resistance
300m
30m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Lume
BGW9
None

Movement

3 specs
Caliber
Miyota 9015
9SA4
Type
Automatic
Manual
Power Reserve
42h
80h

Pricing

1 specs
MSRP
—
$10,000
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