Side by side
Aera Instruments D-1 DivervsSeiko Prospex Sea
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
D-1 Diver44mm
Prospex Sea43.5mm
Power Reserve
D-1 Diver41h
Prospex Sea70h
Water Resistance
D-1 Diver300m
Prospex Sea200m
MSRP
D-1 Diver$2,300
Prospex Sea$1,500
Full specifications
Case
5 specsCategory
—
Diver
Diameter
44mm
43.5mm
Thickness
15.9mm
13.3mm
Lug-to-Lug
49.55mm
51mm
Water Resistance
300m
200m
Crystal & Dial
3 specsAR Coating
—
Anti-reflective coating on inner surface
Dial Color
—
—
Lume
None
LumiBrite on hands and index(es)
Movement
3 specsCaliber
Sellita SW200-1
Seiko 6R35
Power Reserve
41h
70h
Jewels
0
24
Pricing
1 specsMSRP
$2,300
$1,500
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