Aigi Watches Barents Sea AutomaticvsTissot PRX UFO Robot Grendizer 50th Anniversary

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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 Barents Sea Automatic at true scale

Barents Sea Automatic

Tissot PRX UFO Robot Grendizer 50th Anniversary at true scale

PRX UFO Robot Grendizer 50th Anniversary

Diameter

43mm

40mm

Lug-to-Lug

49mm

39.5mm

lowest

Thickness

11mm

10.9mm

lowest

Water Resistance

200m

highest

100m

Power Reserve

n/a

80h

MSRP

$180

lowest

$1,100

Movement

Seiko NH35

Tissot Powermatic 80

Case

5 specs
Diameter
43mm
40mm
Thickness
11mm
10.93mm
Lug-to-Lug
49mm
39.5mm
Lug Width
22mm
12mm
Water Resistance
200m
100m

Crystal & Dial

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

Movement

2 specs
Caliber
Seiko NH35
Tissot Powermatic 80
Power Reserve
0h
80h

Pricing

1 specs
MSRP
$180
$1,100
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Reviews

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

Aigi Watches Barents Sea Automatic

Owners report that the Aigi Watches BARENTS SEA AUTOMATIC offers good specifications for its $199 price, with one owner noting the dial's textured triangles catch the light beautifully, adding significant character. Some owners find the 43mm diameter, 49mm lug-to-lug, and 22mm lugs to be chunky. One owner received a replacement unit due to misaligned hands, indices, and bezel, and weak lume. Another owner received the watch with a Miyota 9015 movement instead of the expected Seiko NH35. Overall, owners rate the Aigi Watches BARENTS SEA AUTOMATIC as a decent value for the price, with its dial texture being a notable positive, though build quality consistency and movement sourcing are points of concern.

Tissot PRX UFO Robot Grendizer 50th Anniversary

The Tissot PRX UFO Robot Grendizer 50th Anniversary is praised for its tasteful integration of anime elements onto the PRX design, featuring an engraved Grendizer bust on a sunburst blue dial with Super-LumiNova. Owners note it is the first 40mm PRX to omit the date window, and its packaging and watch box are described as exceptional. Some find the Grendizer dial less appealing than the standard waffle dial, with one owner calling it "childish," while another considers it "the best PRX." The watch retains the familiar 40mm case, Powermatic 80 movement, and integrated bracelet, retailing for CHF 795 / US$825. On balance, owners and reviewers rate the Tissot PRX UFO Robot Grendizer 50th Anniversary highly for its unique thematic execution and desirable packaging, despite some polarizing dial aesthetics.