Side by side

Seestern S456 GMTvsTissot Seastar 1000

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

S456 GMT
SeesternS456 GMT
MSRP $299
Seastar 1000
TissotSeastar 1000
MSRP $875

At a glance

17 of 29 specs differ
Diameter
S456 GMT41mm
Seastar 100040mm
Power Reserve
S456 GMT41hh
Seastar 100080h
Water Resistance
S456 GMT200m
Seastar 1000300m
MSRP
S456 GMT$299
Seastar 1000$875

Full specifications

Case

7 specs
Category
GMT
Diver
Diameter
41mm
40mm
Thickness
13mm
12.48mm
Lug-to-Lug
49mm
40mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed + Polished
Brushed and polished
Water Resistance
200m
300m

Crystal & Dial

4 specs
AR Coating
Inner
Yes
Dial Color
Sunray style, applied and Diamond cut Indices, C1 lume
Graded grey-black
Indices
Applied
Indexes
Lume
C1
Super-LumiNova ®

Movement

5 specs
Caliber
Seiko NH34
Powermatic 80
Beat Rate
3 vph
28,800 vph
Power Reserve
41hh
80h
Jewels
24
25
Complications
GMT
None

Pricing

1 specs
MSRP
$299
$875

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What people say

Owners + reviewers, side by side

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

Seestern S456 GMT

Owners widely praise the Seestern S456 GMT for its exceptional value and finishing that exceeds expectations, with one owner noting its accuracy surpasses that of their Seiko 5. The dial displays a pearl-like rainbow effect. Some owners would prefer a bidirectional bezel over the current unidirectional one. The Seestern S456 GMT features an NH34 movement, a 39.5mm case, sapphire crystal, and an adjustable clasp. On balance, owners rate the Seestern S456 GMT highly for its impressive finishing and value proposition at its price point.

From video reviewers

The watch features stunning, detailed finishing that is difficult to top. Reviewers did not reach a consensus on any weaknesses.

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.

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