Side by side

Seiko King Seiko VANACvsTissot PRX UFO Robot Grendizer

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.

Seiko King Seiko VANAC

Owners widely praise the King Seiko VANAC's sharp case lines, intricate finishing, and unique 1970s aesthetic, with many highlighting the striking dial colors and premium feel. Reviewers note the 41mm titanium case, box sapphire crystal, 100m water resistance, and the 72-hour power reserve of the 8L45 movement, rated to -5/+10 seconds per day. Some owners find the bracelet design could be improved with a narrower taper, and the watch's thickness is a concern for some, particularly given its price point. The consensus is that the King Seiko VANAC offers a distinctive vintage-inspired design and quality finishing, making it a compelling, albeit polarizing, choice.

Tissot PRX UFO Robot Grendizer

The Tissot PRX UFO Robot Grendizer is noted for its unique sunburst blue dial featuring an embossed Grendizer bust, which, along with the hands and indices, offers yellow-green and blue-green luminescence respectively, while the seconds hand is shaped like Grendizer's weapon. This special edition utilizes the Powermatic 80 movement, providing an 80-hour power reserve, and comes in distinctive Spazer spaceship packaging. Reviewers suggest the €120 price premium for these thematic elements and packaging may only appeal to fans of the manga. Overall, reviewers consider the Tissot PRX UFO Robot Grendizer a clever, niche special edition that avoids excessive gimmickry, particularly appealing to manga enthusiasts.

At a glance

14 of 29 specs differ
Diameter
King Seiko VANAC41mm
PRX UFO Robot Grendizer40mm
Power Reserve
King Seiko VANAC72h
PRX UFO Robot Grendizer80h
Water Resistance
King Seiko VANAC100m
PRX UFO Robot Grendizer100m
MSRP
King Seiko VANAC$3,850
PRX UFO Robot Grendizer$950

Full specifications

Case

5 specs
Diameter
41mm
40mm
Thickness
14.3mm
10.93mm
Lug-to-Lug
45.1mm
39.5mm
Lug Width
17mm
12mm
Material
Stainless Steel

Crystal & Dial

5 specs
Crystal Shape
Box
AR Coating
Anti-reflective coating on inner surface
Yes
Dial Color
Blue
Indices
Indexes
Lume
LumiBrite on hands and index(es)
Super-LumiNova ®

Movement

3 specs
Caliber
8L45
Tissot Powermatic 80
Power Reserve
72h
80h
Jewels
35
0

Pricing

1 specs
MSRP
$3,850
$950
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