Side by side

Spinnaker Croft 39 GMTvsTissot PRX UFO Robot Grendizer

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

Croft 39 GMT
SpinnakerCroft 39 GMT
MSRP $445
PRX UFO Robot Grendizer
TissotPRX UFO Robot Grendizer
MSRP $950

At a glance

13 of 29 specs differ
Diameter
Croft 39 GMT39mm
PRX UFO Robot Grendizer40mm
Power Reserve
Croft 39 GMT40h
PRX UFO Robot Grendizer80h
Water Resistance
Croft 39 GMT100m
PRX UFO Robot Grendizer100m
MSRP
Croft 39 GMT$445
PRX UFO Robot Grendizer$950

Full specifications

Case

6 specs
Category
GMT
Dress
Diameter
39mm
40mm
Thickness
13mm
10.93mm
Lug-to-Lug
47mm
39.5mm
Lug Width
20mm
12mm
Material
316L Stainless Steel
Stainless Steel

Crystal & Dial

4 specs
AR Coating
Inner
Yes
Dial Color
Red
Blue
Indices
Applied
Indexes
Lume
None
Super-LumiNova ®

Movement

2 specs
Caliber
Seiko NH34A
Powermatic 80
Power Reserve
40h
80h

Pricing

1 specs
MSRP
$445
$950

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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.

Spinnaker Croft 39 GMT

Owners praise the Spinnaker Croft 39 GMT for its colorful design, NH34 GMT movement, and reasonable price, noting high-standard manufacturing on the case, bezel, and bracelet. One owner finds the 43mm case and 51mm lug-to-lug dimensions too large for the design, preferring a 39-40mm case size. A potential issue with the lume was noted by one user. On balance, owners value the Spinnaker Croft 39 GMT for its attractive design and build quality at its price point, though sizing is a point of contention for some.

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.

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