Side by side

Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited EditionvsTissot Seastar 1000

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

Seastar 1000
TissotSeastar 1000
MSRP $875

At a glance

13 of 29 specs differ
Diameter
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition44mm
Seastar 100040mm
Power Reserve
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition50h
Seastar 100080h
Water Resistance
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition200m
Seastar 1000300m
MSRP
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition$3,300
Seastar 1000$875

Full specifications

Case

4 specs
Diameter
44mm
40mm
Thickness
13mm
12.48mm
Lug-to-Lug
49.3mm
40mm
Water Resistance
200m
300m

Crystal & Dial

5 specs
Crystal Shape
Curved
Flat
AR Coating
Anti-reflective coating on inner surface
Yes
Dial Color
Black
Graded grey-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
$875

Follow this matchup

Get a note when Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition vs Tissot Seastar 1000 gets more votes, a community discussion, or a price drop. No account needed.

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 1000

Owners widely praise the Tissot Seastar 1000 for its value, solid build, and 300m water resistance, with reviewers highlighting its comfortable wearability and affordable price point for a sporty diver. Some owners find the bezel difficult to use and note glare from the crystal, while others criticize the lume and bracelet quality, with one owner describing the clasp as flimsy. Accuracy figures for the quartz models are excellent, and the Powermatic 80 movement is considered reliable. Overall, owners and reviewers rate the Tissot Seastar 1000 highly for its strong value proposition as a sporty, affordable everyday watch.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.