Side by side

Oris Big Crown DiamondsvsAera Instruments M-1

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

Big Crown Diamonds
OrisBig Crown Diamonds
MSRP $3,300
M-1
Aera InstrumentsM-1

At a glance

18 of 29 specs differ
Diameter
Big Crown Diamonds34mm
M-139mm
Power Reserve
Big Crown Diamonds42 hoursh
M-142h
Water Resistance
Big Crown Diamonds50m
M-1100m
MSRP
Big Crown Diamonds$3,300
M-1—

Full specifications

Case

7 specs
Diameter
34mm
39mm
Thickness
—
13.14mm
Lug-to-Lug
—
47.6mm
Lug Width
17mm
20mm
Finish
—
Brushed and polished
Water Resistance
50m
100m
Caseback
—
Solid

Crystal & Dial

5 specs
Crystal Shape
—
Flat
AR Coating
Underside
Inner
Dial Color
Black
Dune
Indices
—
Applied
Lume
None
Super-LumiNova

Movement

5 specs
Caliber
531
Sellita SW216-1
Type
Automatic
Manual
Beat Rate
4 vph
28,800 vph
Power Reserve
42 hoursh
42h
Jewels
—
25

Pricing

1 specs
MSRP
$3,300
—

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