Side by side

Seiko Prospex LX linevsSpinnaker Croft 39 GMT

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

Prospex LX line
SeikoProspex LX line
MSRP $6,500
Croft 39 GMT
SpinnakerCroft 39 GMT
MSRP $445

At a glance

15 of 29 specs differ
Diameter
Prospex LX line44.8mm
Croft 39 GMT39mm
Power Reserve
Prospex LX line72h
Croft 39 GMT40h
Water Resistance
Prospex LX line300m
Croft 39 GMT100m
MSRP
Prospex LX line$6,500
Croft 39 GMT$445

Full specifications

Case

7 specs
Category
Diver
GMT
Diameter
44.8mm
39mm
Thickness
15.7mm
13mm
Lug-to-Lug
50.9mm
47mm
Lug Width
22mm
20mm
Material
Titanium
316L Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

3 specs
AR Coating
Anti-reflective coating on inner surface
Inner
Dial Color
Black
Red
Lume
LumiBrite on hands and index(es)
None

Movement

4 specs
Caliber
5R65
Seiko NH34A
Type
Spring Drive
Automatic
Power Reserve
72h
40h
Jewels
30
25

Pricing

1 specs
MSRP
$6,500
$445

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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.

Seiko Prospex LX line

Owners widely report the Seiko Prospex LX line's finishing is a step up from other models, with a case that sits well on the wrist, and some praise the green sunburst dial with blue anti-reflective sapphire crystal as phenomenal. However, owners note the high MSRP limited sales, with some desiring smaller cases and a reduced price, and others experienced quality control issues such as detached second hands and peeling DLC coating, leading to concerns about fragility. On balance, owners feel the Seiko Prospex LX line was discontinued due to pricing that alienated its target market, despite its attractive dial.

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.

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