Side by side

Seiko Prospex SeavsTissot Seastar 2000

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

The Seiko Prospex Sea is widely praised for its excellent value, solid build quality, and comfortable wearability, with many models featuring impressive lume and attractive dials. Owners and reviewers highlight the modern upgrades on classic designs, such as drilled lugs and reliable movements with hacking and hand-winding capabilities. Some models are noted for their refined case finishing and scratch resistance. Accuracy figures vary, with one owner reporting approximately 4 seconds fast per day, while others find the movements offer good performance for the price. Concerns raised by owners and reviewers include clasps that can feel generic or cheap, and lug widths that some find disproportionate to the case size on certain models. The thickness and weight of some Prospex Sea watches are also noted as substantial. The GMT function on specific models is considered secondary and difficult to read for true travel purposes.

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.

From video reviewers

The 600m water resistance and 80-hour power reserve from the Powermatic 80 movement are consistently praised. Reviewers noted the substantial 44mm case size.

At a glance

13 of 29 specs differ
Diameter
Prospex Sea43.8mm
Seastar 200046mm
Power Reserve
Prospex Sea41h
Seastar 200080h
Water Resistance
Prospex Sea200m
Seastar 2000600m
MSRP
Prospex Sea$625
Seastar 2000$1,275

Full specifications

Case

4 specs
Diameter
43.8mm
46mm
Thickness
12.8mm
16.25mm
Lug-to-Lug
48.7mm
Water Resistance
200m
600m

Crystal & Dial

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

Movement

3 specs
Caliber
4R35
Tissot Powermatic 80
Power Reserve
41h
80h
Jewels
23
0

Pricing

1 specs
MSRP
$625
$1,275
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