Side by side

Tissot PRX UFO Robot Grendizer 50th AnniversaryvsVaer D5 Meridian Auto

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

PRX UFO Robot Grendizer 50th Anniversary
TissotPRX UFO Robot Grendizer 50th Anniversary
MSRP $1,100
D5 Meridian Auto
VaerD5 Meridian Auto
MSRP $679

At a glance

13 of 29 specs differ
Diameter
PRX UFO Robot Grendizer 50th Anniversary40mm
D5 Meridian Auto39mm
Power Reserve
PRX UFO Robot Grendizer 50th Anniversary80h
D5 Meridian Auto40h
Water Resistance
PRX UFO Robot Grendizer 50th Anniversary100m
D5 Meridian Auto200m
MSRP
PRX UFO Robot Grendizer 50th Anniversary$1,100
D5 Meridian Auto$679

Full specifications

Case

7 specs
Category
Dress
Diver
Diameter
40mm
39mm
Thickness
10.93mm
12.5mm
Lug-to-Lug
39.5mm
46mm
Lug Width
12mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
200m

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Indices
Indexes
Applied
Lume
Super-LumiNova ®
None

Movement

2 specs
Caliber
Powermatic 80
Miyota 9015
Power Reserve
80h
40h

Pricing

1 specs
MSRP
$1,100
$679

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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.

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.

Vaer D5 Meridian Auto

Owners widely praise the Vaer D5 Meridian Auto for its classic aesthetic, comfortable 39mm size, and well-executed 120-click bezel with minimal back play. Reviewers highlight the anodized aluminum bezel insert, lyre lugs, sword hands, and gold accents on the blue sunburst dial as contributing to its old-school charm, making it a great companion for desk diving with comfortable strap options and quick-release spring bars. One owner specifically noted satisfaction with the 42mm variant's premium steel bracelet featuring a tool-less micro-adjust clasp. On balance, owners and reviewers rate the Vaer D5 Meridian Auto highly for its classic design and comfortable wearability at its price point.

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