Farer INTEGRAvsTissot 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.

INTEGRA

PRX UFO Robot Grendizer 50th Anniversary
Diameter
38.5mm
40mm
Lug-to-Lug
42mm
39.5mm
lowest
Thickness
10.3mm
lowest
10.9mm
Water Resistance
100m
100m
Power Reserve
56h
80h
highest
MSRP
$1,450
$1,100
lowest
Movement
Sellita SW300-1
Tissot Powermatic 80
Case
6 specsCrystal & Dial
4 specsMovement
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The Farer INTEGRA is widely praised for its comfortable 38.5mm tonneau case and excellent tapering H-link bracelet with on-the-fly micro-adjustment. Owners and reviewers highlight the attractive dials, including exotic materials, and the color-matched date wheels. The Sellita SW300-1 movement is seen as a positive differentiator. Some owners find the rubber strap difficult to attach, and the playful design with prominent Arabic numerals is not universally favored, with one reviewer questioning their size for the category. The Farer INTEGRA is priced around $1,650 to $1,765 USD. Overall, owners and reviewers rate the Farer INTEGRA highly for its comfortable wearability and refined sporty-chic style, particularly noting the exceptional integrated bracelet.
The dial's unique malachite stone is a significant aesthetic feature. The bracelet exhibits a degree of rattle. Reviewers disagreed on the overall wearability, with one finding it improved significantly over time while others did not comment on this aspect.
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.
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