Side by side

Aera Instruments M-1vsGrand Seiko SLGC009

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

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M-1
Aera InstrumentsM-1
SLGC009
Grand SeikoSLGC009
MSRP $16,900
Buy from Aera Instruments ↗
Buy used on eBay ↗
Buy from Grand Seiko ↗
Buy used on eBay ↗

At a glance

14 of 29 specs differ
Diameter
M-139mm
SLGC00943mm
Power Reserve
M-142h
SLGC00972h
Water Resistance
M-1100m
SLGC009200m
MSRP
M-1—
SLGC009$16,900

Full specifications

Case

7 specs
Category
—
Chronograph
Diameter
39mm
43mm
Thickness
13.14mm
15.6mm
Lug-to-Lug
47.6mm
50mm
Lug Width
20mm
23mm
Material
Stainless Steel
Titanium
Water Resistance
100m
200m

Crystal & Dial

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

Movement

3 specs
Caliber
Sellita SW216-1
9SC5
Type
Manual
Automatic
Power Reserve
42h
72h

Pricing

1 specs
MSRP
—
$16,900
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CWC Cabot Steel Limited Edition WatchvsGrand Seiko SLGC009CWC (Cabot Watch Company) Fifty Limited Edition Anniversary WatchvsGrand Seiko SLGC009Grand Seiko SLGC009vsVPC Watch TYPE 37HWFarer Lethbridge GoldvsGrand Seiko SLGC009Aera Instruments M-1vsFortis Novonaut N-42Aera Instruments M-1vsBremont Supermarine Chrono
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