Side by side

Aera Instruments M-1vsZelos Hammerhead 43 Field

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

M-1
Aera InstrumentsM-1
Hammerhead 43 Field
ZelosHammerhead 43 Field
MSRP $399

At a glance

14 of 29 specs differ
Diameter
M-139mm
Hammerhead 43 Field43mm
Power Reserve
M-142h
Hammerhead 43 Field40h
Water Resistance
M-1100m
Hammerhead 43 Field300m
MSRP
M-1—
Hammerhead 43 Field$399

Full specifications

Case

7 specs
Category
—
Field
Diameter
39mm
43mm
Thickness
13.14mm
13mm
Lug-to-Lug
47.6mm
43mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
300m

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Dune
Purple
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
Sellita SW216-1
Seiko NH38
Type
Manual
Automatic
Power Reserve
42h
40h

Pricing

1 specs
MSRP
—
$399

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