Side by side

Seiko Prospex LX linevsTornek-Rayville Blakjak 12-hr 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
Blakjak 12-hr GMT
Tornek-RayvilleBlakjak 12-hr GMT
MSRP $895

At a glance

12 of 29 specs differ
Diameter
Prospex LX line44.8mm
Blakjak 12-hr GMT42.5mm
Power Reserve
Prospex LX line72h
Blakjak 12-hr GMT42h
Water Resistance
Prospex LX line300m
Blakjak 12-hr GMT200m
MSRP
Prospex LX line$6,500
Blakjak 12-hr GMT$895

Full specifications

Case

5 specs
Diameter
44.8mm
42.5mm
Thickness
15.7mm
13.2mm
Lug-to-Lug
50.9mm
49mm
Material
Titanium
Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

2 specs
AR Coating
Anti-reflective coating on inner surface
Yes
Lume
LumiBrite on hands and index(es)
Superluminova

Movement

4 specs
Caliber
5R65
SII NH36
Type
Spring Drive
Automatic
Power Reserve
72h
42h
Jewels
30
25

Pricing

1 specs
MSRP
$6,500
$895

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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.

Tornek-Rayville Blakjak 12-hr GMT

The Tornek-Rayville Blakjak 12-hr GMT is a 42.5mm stainless steel watch featuring a DLC-coated bezel, sapphire crystal, and a matte black dial with 12- and 24-hour scales. It is powered by a Seiko SII NH36 automatic movement, offering a 41-hour power reserve, and boasts 200 meters of water resistance. The dial includes a day/date complication and Super-LumiNova BGW9 lume. Overall, owners and reviewers highlight its robust build and functional military-inspired design as key strengths.

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