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 owners and reviewers praise its Marinemaster-style aesthetic, excellent case finishing, and impressive LumiBrite lume. The watch is powered by the 6R15 movement with a 50-hour power reserve and comes with both a steel bracelet and a silicone strap. Some owners find the Seiko Prospex Sea to be a great value and a suitable first "proper" watch, while others report it is uncomfortably big, thick, and heavy on smaller wrists. Reviewers note the GMT function is secondary with a less prominent scale, and the bezel's quieter clicks may not appeal to all. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its classic design 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

14 of 29 specs differ
Diameter
Prospex Sea43.5mm
Seastar 100040mm
Power Reserve
Prospex Sea70h
Seastar 100080h
Water Resistance
Prospex Sea200m
Seastar 1000300m
MSRP
Prospex Sea$1,500
Seastar 1000$875

Full specifications

Case

6 specs
Diameter
43.5mm
40mm
Thickness
13.3mm
12.48mm
Lug-to-Lug
51mm
40mm
Lug Width
22mm
20mm
Material
Titanium
Stainless Steel
Water Resistance
200m
300m

Crystal & Dial

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

Movement

3 specs
Caliber
Seiko 6R35
Tissot Powermatic 80
Power Reserve
70h
80h
Jewels
24
25

Pricing

1 specs
MSRP
$1,500
$875
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