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Aera Instruments M-1vsNaga Watches Granturismo Chronograph

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
Granturismo Chronograph
Naga WatchesGranturismo Chronograph
MSRP $539
Buy from Aera Instruments ↗
Buy used on eBay ↗
Buy from Naga Watches ↗
Buy used on eBay ↗

At a glance

9 of 29 specs differ
Diameter
M-139mm
Granturismo Chronograph39mm
Power Reserve
M-142h
Granturismo Chronograph—
Water Resistance
M-1100m
Granturismo Chronograph100m
MSRP
M-1—
Granturismo Chronograph$539

Full specifications

Case

3 specs
Thickness
13.14mm
11mm
Lug-to-Lug
47.6mm
—
Lug Width
20mm
—

Crystal & Dial

2 specs
Dial Color
Dune
Black
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
Sellita SW216-1
Seiko VK64
Type
Manual
Mecaquartz
Power Reserve
42h
—

Pricing

1 specs
MSRP
—
—
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