Side by side

Seiko MonstervsTissot Seastar 1000

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

Monster
SeikoMonster
MSRP $550
Seastar 1000
TissotSeastar 1000
MSRP $875
What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Seiko Monster

Owners widely praise the Seiko Prospex Sea for its excellent value, robust build, and superb lume, with many noting its comfortable wearability. Reviewers consistently highlight its impressive finishing and classic dive watch design, often comparing it favorably to older models. Some owners find the size substantial, with one noting it as big, thick, and heavy on a 6.5-inch wrist, while others find it perfect. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its exceptional value and robust, classic dive watch design.

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

13 of 29 specs differ
Diameter
Monster42.4mm
Seastar 100040mm
Power Reserve
Monster41h
Seastar 100080h
Water Resistance
Monster200m
Seastar 1000300m
MSRP
Monster$550
Seastar 1000$875

Full specifications

Case

4 specs
Diameter
42.4mm
40mm
Thickness
13.4mm
12.48mm
Lug-to-Lug
49.4mm
40mm
Water Resistance
200m
300m

Crystal & Dial

5 specs
Crystal
Hardlex
Sapphire
AR Coating
Inner
Yes
Dial Color
Black
Graded grey-black
Indices
Applied
Indexes
Lume
LumiBrite on hands, index(es) and bezel
Super-LumiNova ®

Movement

3 specs
Caliber
Seiko 4R36
Tissot Powermatic 80
Power Reserve
41h
80h
Jewels
24
25

Pricing

1 specs
MSRP
$550
$875
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