Side by side
Aera Instruments M-1vsTSAO Baltimore KASPA Titanium
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
M-139mm
KASPA Titanium40mm
Power Reserve
M-142h
KASPA Titanium40h
Water Resistance
M-1100m
KASPA Titanium200m
MSRP
M-1—
KASPA Titanium$1,299
Full specifications
Case
5 specsDiameter
39mm
40mm
Thickness
13.14mm
13.6mm
Lug-to-Lug
47.6mm
46mm
Material
Stainless Steel
Titanium
Water Resistance
100m
200m
Crystal & Dial
2 specsDial Color
Dune
—
Lume
Super-LumiNova
None
Movement
3 specsCaliber
Sellita SW216-1
Miyota 9015
Type
Manual
Automatic
Power Reserve
42h
40h
Pricing
1 specsMSRP
—
$1,299
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