Side by side

Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited EditionvsTissot Seastar 2000

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

Seastar 2000
TissotSeastar 2000
MSRP $1,275

At a glance

14 of 29 specs differ
Diameter
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition44mm
Seastar 200046mm
Power Reserve
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition50h
Seastar 200080h
Water Resistance
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition200m
Seastar 2000600m
MSRP
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition$3,300
Seastar 2000$1,275

Full specifications

Case

5 specs
Diameter
44mm
46mm
Thickness
13mm
16.25mm
Lug-to-Lug
49.3mm
46mm
Lug Width
20mm
22mm
Water Resistance
200m
600m

Crystal & Dial

5 specs
Crystal Shape
Curved
Domed
AR Coating
Anti-reflective coating on inner surface
Yes
Dial Color
Black
Graded blue-black
Indices
Applied
Indexes
Lume
LumiBrite on hands, index(es) and bezel
Super-LumiNova ®

Movement

3 specs
Caliber
8L35
Powermatic 80
Power Reserve
50h
80h
Jewels
26
25

Pricing

1 specs
MSRP
$3,300
$1,275

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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.

Tissot Seastar 2000

Owners widely praise the Tissot Seastar 2000 for its impressive specifications at its price point, including an 80-hour power reserve, ISO 6425 certification, sapphire crystal, ceramic bezel, and 600m water resistance, with its dial quality and finishing considered superior for its class. The blue dial is frequently highlighted as particularly sharp and legible. However, the watch's substantial size and weight are consistent drawbacks; its 46mm width, 16.3mm thickness, and 52mm lug-to-lug dimension make it too large for some for everyday wear, with a rubber strap often recommended over the metal bracelet for comfort. A significant concern raised by multiple owners is the bezel's tendency to become loose and lose its click, with one reporting this on two separate watches. Accuracy figures vary, with one owner noting +1 second per day and another around +5 seconds per day.

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