Side by side

Seiko Prospex SeavsTissot Seastar 1000

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

Seiko Prospex Sea models are widely praised for their excellent build quality, value for money, and comfortable wearability, with many appreciating the vintage-inspired designs and robust construction. Owners note the silicone straps are surprisingly comfortable and well-finished, and the Lumibrite lume is excellent. However, some find the 44.3mm size and thickness too large for smaller wrists, though others report the sizing as perfect. The 6R15 movement in some variants offers accuracy around +4 seconds per day with a 50-hour power reserve, while newer movements offer more. Some models are criticized for a bracelet width not matching the case size or a rudimentary clasp for their price point. Overall, owners and reviewers rate the Seiko Prospex Sea highly for its impressive case work and finishing at its price point.

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.

From video reviewers

The 80-hour power reserve from the Powermatic 80 movement is a significant strength. Reviewers did not reach a consensus on any weaknesses.

At a glance

11 of 29 specs differ
Diameter
Prospex Sea41.3mm
Seastar 100040mm
Power Reserve
Prospex Sea72h
Seastar 100080h
Water Resistance
Prospex Sea300m
Seastar 1000300m
MSRP
Prospex Sea$1,100
Seastar 1000$875

Full specifications

Case

3 specs
Diameter
41.3mm
40mm
Thickness
12.5mm
12.48mm
Lug-to-Lug
48.2mm
40mm

Crystal & Dial

4 specs
AR Coating
Anti-reflective coating on inner surface
Yes
Dial Color
Graded grey-black
Indices
Indexes
Lume
LumiBrite on hands, index(es) and bezel
Super-LumiNova ®

Movement

3 specs
Caliber
6R55
Tissot Powermatic 80
Power Reserve
72h
80h
Jewels
24
0

Pricing

1 specs
MSRP
$1,100
$875
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