Side by side

Christopher Ward C65 Dune AeolianvsTissot PRX UFO Robot Grendizer 50th Anniversary

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

What people say

Owners + reviewers, side by side

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

Christopher Ward C65 Dune Aeolian

The Christopher Ward C65 Dune Aeolian is widely praised for its improved textured dials, offering depth and a departure from common finishes, with owners specifically noting the stunning sandy texture and wavy dial designs. Its 38mm case is consistently highlighted for its comfortable wearability and neat proportions, featuring satin-finished steel and a compact lug-to-lug. The watch is also recognized for its excellent value, solid finishing, and practical features like 150m water resistance and a screw-down crown. Some owners report impressive accuracy, with one noting a COSC-certified movement gained only 4 seconds in five days, while another states accuracy is rated up to 20 seconds per day. The bronze case variant develops a natural, characterful patina. A short 38-hour power reserve is noted as a drawback, and some find the grey dial blends too much with the case or that the logo is abstract.

From video reviewers

The textured dial—whether sand-blasted or wave-patterned—is the defining feature, delivering exceptional light play and visual depth comparable to high-end finishing work. The 38-hour power reserve on the automatic movement is a notable limitation for daily wear practicality. Reviewers disagreed on dial characterization, with one describing sand dunes and another praising the wave pattern aesthetic.

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.

At a glance

18 of 29 specs differ
Diameter
C65 Dune Aeolian38mm
PRX UFO Robot Grendizer 50th Anniversary40mm
Power Reserve
C65 Dune Aeolian38h
PRX UFO Robot Grendizer 50th Anniversary80h
Water Resistance
C65 Dune Aeolian150m
PRX UFO Robot Grendizer 50th Anniversary100m
MSRP
C65 Dune Aeolian$1,335
PRX UFO Robot Grendizer 50th Anniversary$1,100

Full specifications

Case

8 specs
Category
Dress
Diameter
38mm
40mm
Thickness
11.7mm
10.93mm
Lug-to-Lug
43.6mm
39.5mm
Lug Width
20mm
12mm
Finish
Brushed + Polished
Water Resistance
150m
100m
Caseback
Display

Crystal & Dial

4 specs
AR Coating
Yes
Dial Color
Blue
Black
Indices
Indexes
Lume
SLN BL Grade X1
Super-LumiNova ®

Movement

5 specs
Caliber
Sellita SW200-1
Tissot Powermatic 80
Beat Rate
4 vph
0 vph
Power Reserve
38h
80h
Jewels
26
0
Complications
Moonphase, Day-date
None

Pricing

1 specs
MSRP
$1,335
$1,100
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