Side by side
Aera Instruments M-1vsAjwain Watches Shastra
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
M-139mm
Shastra38mm
Power Reserve
M-142h
Shastra36h
Water Resistance
M-1100m
Shastra100m
MSRP
M-1—
Shastra$180
Full specifications
Case
4 specsDiameter
39mm
38mm
Thickness
13.14mm
11mm
Lug-to-Lug
47.6mm
45mm
Material
Stainless Steel
Titanium
Crystal & Dial
3 specsCrystal
Sapphire
Mineral
Dial Color
Dune
—
Lume
Super-LumiNova
None
Movement
2 specsCaliber
Sellita SW216-1
Allwyn A6300
Power Reserve
42h
36h
Pricing
1 specsMSRP
—
—
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