Side by side

Grand Seiko SBGH281vsTissot PRX UFO Robot Grendizer 50th Anniversary

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

SBGH281
Grand SeikoSBGH281
MSRP $6,300
PRX UFO Robot Grendizer 50th Anniversary
TissotPRX UFO Robot Grendizer 50th Anniversary
MSRP $1,100

At a glance

8 of 29 specs differ
Diameter
SBGH28140mm
PRX UFO Robot Grendizer 50th Anniversary40mm
Power Reserve
SBGH28155h
PRX UFO Robot Grendizer 50th Anniversary80h
Water Resistance
SBGH281100m
PRX UFO Robot Grendizer 50th Anniversary100m
MSRP
SBGH281$6,300
PRX UFO Robot Grendizer 50th Anniversary$1,100

Full specifications

Case

3 specs
Thickness
13.3mm
10.93mm
Lug-to-Lug
46.2mm
39.5mm
Lug Width
19mm
12mm

Crystal & Dial

2 specs
Indices
Applied
Indexes
Lume
None
Super-LumiNova ®

Movement

2 specs
Caliber
9S85
Powermatic 80
Power Reserve
55h
80h

Pricing

1 specs
MSRP
$6,300
$1,100

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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.

Grand Seiko SBGH281

The Grand Seiko SBGH281 is lauded for its 44GS-style case, which exemplifies the brand's "Grammar of Design" with its sharp facets and broad case band, and its Hi-Beat 36000vph Caliber 9S85 movement, noted for an ultra-smooth second hand. Reviewers highlight the exceptional finishing, including Zaratsu polishing and hand-polished markers, as offering significant value at its €6,200 price point. The watch features an accuracy rating of +5/–3 seconds per day, a 55-hour power reserve, and 100-meter water resistance, all executed to Grand Seiko's high standards, and is limited to 1,500 pieces. Overall, reviewers rate the Grand Seiko SBGH281 highly for its iconic case design and superb finishing at its price.

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, and is the first 40mm PRX to omit the date. Owners widely report huge demand, with all 1975 units selling out quickly. The packaging and watch box are described as "dope" and "insane," with one commenter stating the packing alone is "worth the buy." The watch retains the familiar 40mm case, Powermatic 80 movement with 80-hour power reserve, and integrated bracelet. 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 Grendizer graphic is less prominent in person than in photos, and the watch has a ghost date position. The Tissot PRX UFO Robot Grendizer 50th Anniversary retails for US$825 / CHF 795.

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