Side by side
Aera Instruments M-1vsNivada Grenchen Chronoking Vintage Valjoux
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
M-139mm
Chronoking Vintage Valjoux38mm
Power Reserve
M-142h
Chronoking Vintage Valjoux48h
Water Resistance
M-1100m
Chronoking Vintage Valjoux100m
MSRP
M-1—
Chronoking Vintage Valjoux$4,900
Full specifications
Case
6 specsCategory
—
Chronograph
Diameter
39mm
38mm
Thickness
13.14mm
12.95mm
Lug-to-Lug
47.6mm
46.5mm
Finish
Brushed and polished
Brushed + Polished
Caseback
Solid
Display
Crystal & Dial
3 specsCrystal
Sapphire
Acrylic
Dial Color
Dune
Matt Black w/ Gradient Orange + Super 1345C Lum. Applied Indexes + Embossed White Printed LogoSmall eyes: Debossed Light Beige 7506C CD track + Black Print
Lume
Super-LumiNova
None
Movement
3 specsCaliber
Sellita SW216-1
Valjoux 23
Power Reserve
42h
48h
Complications
None
GMT, Chronograph, Date
Pricing
1 specsMSRP
—
$4,900
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