Aigi Watches GruvebusvsTissot Seastar 1000

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Aigi Watches Gruvebus at true scale

Gruvebus

Tissot Seastar 1000 at true scale

Seastar 1000

Diameter

40mm

40mm

Thickness

12.3mm

lowest

12.5mm

Water Resistance

200m

300m

highest

Power Reserve

n/a

80h

MSRP

$1,095

$875

lowest

Movement

Sellita SW200-1

Tissot Powermatic 80

Case

3 specs
Thickness
12.3mm
12.48mm
Lug-to-Lug
n/a
n/a
Water Resistance
200m
300m

Crystal & Dial

4 specs
AR Coating
n/a
Yes
Dial Color
black
Graded grey-black
Indices
n/a
Indexes
Lume
None
Super-LumiNova ®

Movement

2 specs
Caliber
Sellita SW200-1
Tissot Powermatic 80
Power Reserve
0h
80h

Pricing

1 specs
MSRP
$1,095
$875
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Reviews

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

Aigi Watches Gruvebus

Owners widely praise the Aigi Watches GRUVEBUS for its legibility and the unique coal-pressed dial motif, with some comparing its character to Grand Seiko. The watch features GTLS tubes for luminescence and a hardened steel 40mm case, powered by a Sellita SW200-1 automatic movement and offering 200m water resistance. Some owners report receiving the watch with a Miyota 9015 movement upgrade. One owner notes the Jubilee-style bracelet as a luxurious touch for a tool watch, while another finds the 40mm case size and 49mm lug-to-lug measurement to be chunky. On balance, owners and reviewers find the Aigi Watches GRUVEBUS to be a decent tool watch for its price, with its unique dial and legibility being key strengths.

Tissot Seastar 1000

Owners widely praise the Tissot Seastar 1000 for its value and solid build, with one reviewer calling it a comfortable, sporty, and affordable everyday watch with a great case and dial ratio. However, some owners find the Tissot Seastar 1000 too large and poorly proportioned, citing small indices on larger dials and a difficult-to-read bezel. Criticisms also include a non-reflective crystal causing glare, mediocre lume, and a subpar bracelet, with some feeling it is underwhelming for the price compared to other divers. Overall, owners rate the Tissot Seastar 1000 highly for its value and solid build at the price point.

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.

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