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Aera Instruments D-1 DivervsSeiko Prospex Sea 1968 Heritage Diver's GMT

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

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At a glance

14 of 29 specs differ
Diameter
D-1 Diver44mm
Prospex Sea 1968 Heritage Diver's GMT42mm
Power Reserve
D-1 Diver41h
Prospex Sea 1968 Heritage Diver's GMT72h
Water Resistance
D-1 Diver300m
Prospex Sea 1968 Heritage Diver's GMT200m
MSRP
D-1 Diver$2,300
Prospex Sea 1968 Heritage Diver's GMT$1,500

Full specifications

Case

7 specs
Category
Diver
Diameter
44mm
42mm
Thickness
15.9mm
12.9mm
Lug-to-Lug
49.55mm
48.6mm
Lug Width
22mm
20mm
Material
Titanium
Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

3 specs
AR Coating
Anti-reflective coating on inner surface
Dial Color
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Sellita SW200-1
Seiko 6R54
Power Reserve
41h
72h
Jewels
0
24

Pricing

1 specs
MSRP
$2,300
$1,500
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