Side by side
Aera Instruments D-1 DivervsSeiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
D-1 Diver44mm
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition44mm
Power Reserve
D-1 Diver41h
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition50h
Water Resistance
D-1 Diver300m
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition200m
MSRP
D-1 Diver$2,300
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition$3,300
Full specifications
Case
6 specsCategory
—
Diver
Thickness
15.9mm
13mm
Lug-to-Lug
49.55mm
49.3mm
Lug Width
22mm
20mm
Material
Titanium
Stainless Steel
Water Resistance
300m
200m
Crystal & Dial
4 specsCrystal Shape
—
Curved
AR Coating
—
Anti-reflective coating on inner surface
Dial Color
—
—
Lume
None
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
Sellita SW200-1
8L35
Power Reserve
41h
50h
Jewels
0
26
Pricing
1 specsMSRP
$2,300
$3,300
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