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Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited EditionvsSeiko Ice Diver

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

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition

Owners widely praise the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition for its attractive, well-made design and gorgeous dial, noting its jewel-toned teal color and rippling-water pattern. The bezel action is smooth with a muted sound, and the case and bracelet offer a more comfortable feel than previous iterations. However, multiple owners express disappointment with the accuracy of the 6R movement at its price point, with some noting theirs runs slow, and consider the price too high. The steep rehaut and marker size make the 24-hour numbers difficult to read, and some find the case design makes the watch feel top-heavy despite wearing smaller. Overall, owners rate the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition highly for its striking dial and refined case design, despite concerns regarding movement accuracy at its price.

Seiko Ice Diver

Owners widely praise the Seiko Prospex Sea for its robust build, classic dive watch design, and excellent value, with many highlighting its strong lume and comfortable wearability. Reviewers consistently flag its superior bezel action and overall finishing as standout features for its price point. Some owners find the 43mm case size substantial, with one noting it felt big, thick, and heavy on a 6.5-inch wrist, though others consider it a perfect size. The movement's power reserve is noted as less than newer variants by one reviewer. Overall, owners and reviewers rate the Seiko Prospex Sea highly for its classic design and robust build at an accessible price.

At a glance

11 of 29 specs differ
Diameter
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition44mm
Ice Diver45mm
Power Reserve
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition50h
Ice Diver70h
Water Resistance
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition200m
Ice Diver200m
MSRP
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition$3,300
Ice Diver$900

Full specifications

Case

4 specs
Diameter
44mm
45mm
Thickness
13mm
12.9mm
Lug-to-Lug
49.3mm
52.6mm
Material
Stainless Steel

Crystal & Dial

3 specs
Crystal Shape
Curved
AR Coating
Anti-reflective coating on inner surface
Lume
LumiBrite on hands, index(es) and bezel
LumiBrite

Movement

3 specs
Caliber
8L35
Seiko 6R35
Power Reserve
50h
70h
Jewels
26
24

Pricing

1 specs
MSRP
$3,300
$900
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