Side by side

Seiko Diamond CollectionvsTissot Seastar 1000 GMT

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

Diamond Collection
SeikoDiamond Collection
MSRP $525
Seastar 1000 GMT
TissotSeastar 1000 GMT
MSRP $575
What people say

Owners + reviewers, side by side

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

Seiko Diamond Collection

The Seiko Diamond Collection is widely praised by owners for its stunning beauty, featuring 14 diamonds, a mother-of-pearl dial, and a two-tone color scheme. Reviewers note its dial is difficult to capture in photos and that its fit and finish suggest excellent value, especially when purchased on sale. One owner describes the gold plating on the bracelet showing some fading from desk work, and its gold tone may not suit all tastes. Overall, owners rate the Seiko Diamond Collection highly for its striking aesthetics and perceived value.

Tissot Seastar 1000 GMT

Owners widely praise the Tissot Seastar 1000 GMT for its sapphire crystal, 300m water resistance, and GMT complication, with one owner expressing deep satisfaction. A point of contention for some is that Swiss quartz movements may exhibit second-hand misalignment with markers, unlike certain Japanese quartz movements. On balance, owners rate the Tissot Seastar 1000 GMT highly for its robust features and value.

At a glance

10 of 29 specs differ
Diameter
Diamond Collection30mm
Seastar 1000 GMT40mm
Power Reserve
Diamond Collection40h
Seastar 1000 GMT40h
Water Resistance
Diamond Collection50m
Seastar 1000 GMT300m
MSRP
Diamond Collection$525
Seastar 1000 GMT$575

Full specifications

Case

6 specs
Category
Dress
Diver
Diameter
30mm
40mm
Thickness
6.3mm
11.77mm
Lug-to-Lug
36.5mm
40mm
Lug Width
5mm
20mm
Water Resistance
50m
300m

Crystal & Dial

2 specs
Indices
Applied
Indexes
Lume
None
Super-LumiNova ®

Movement

1 specs
Caliber
7N01
11 1/2'''

Pricing

1 specs
MSRP
$525
$575
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