Side by side

Aera Instruments M-1vsGrand Seiko SBGH341

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

M-1
Aera InstrumentsM-1
SBGH341
Grand SeikoSBGH341
MSRP $7,900

At a glance

12 of 29 specs differ
Diameter
M-139mm
SBGH34138mm
Power Reserve
M-142h
SBGH34155h
Water Resistance
M-1100m
SBGH341100m
MSRP
M-1—
SBGH341$7,900

Full specifications

Case

5 specs
Category
—
Dress
Diameter
39mm
38mm
Thickness
13.14mm
12.9mm
Lug-to-Lug
47.6mm
44.7mm
Material
Stainless Steel
Titanium

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
Dune
Black
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
Sellita SW216-1
9S85
Type
Manual
Automatic
Power Reserve
42h
55h

Pricing

1 specs
MSRP
—
$7,900

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