Side by side

Aera Instruments D-1vsSinn U18

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

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D-1
Aera InstrumentsD-1
MSRP $2,000
See the full D-1
U18
SinnU18
MSRP $3,488
See the full U18
Buy from Aera Instruments ↗
Buy used on eBay ↗
Buy from Sinn ↗
Buy used on eBay ↗

At a glance

16 of 29 specs differ
Diameter
D-144mm
U1844mm
Power Reserve
D-141h
U1842h
Water Resistance
D-1300m
U182,000m
MSRP
D-1$2,000
U18$3,488

Full specifications

Case

7 specs
Category
—
Diver
Thickness
15.9mm
15.5mm
Lug-to-Lug
49.55mm
—
Material
Stainless Steel
high-strength
Finish
—
—
Water Resistance
300m
2000m
Caseback
—
—

Crystal & Dial

4 specs
Crystal Shape
—
—
AR Coating
—
—
Dial Color
—
Black
Indices
—
—

Movement

4 specs
Caliber
Sellita SW200-1
Sellita SW300-1
Beat Rate
0 vph
28,800 vph
Power Reserve
41h
42h
Jewels
0
25

Pricing

1 specs
MSRP
$2,000
$3,488
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