Side by side

Tornek-Rayville Blakjak 12-hr GMTvsGruppo Gamma Field III GMT Date

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

Blakjak 12-hr GMT
Tornek-RayvilleBlakjak 12-hr GMT
MSRP $895
Field III GMT Date
Gruppo GammaField III GMT Date
MSRP $459

At a glance

9 of 29 specs differ
Diameter
Blakjak 12-hr GMT42.5mm
Field III GMT Date40mm
Power Reserve
Blakjak 12-hr GMT42h
Field III GMT Date41h
Water Resistance
Blakjak 12-hr GMT200m
Field III GMT Date200m
MSRP
Blakjak 12-hr GMT$895
Field III GMT Date$459

Full specifications

Case

4 specs
Category
Diver
GMT
Diameter
42.5mm
40mm
Thickness
13.2mm
14mm
Lug-to-Lug
49mm
48.5mm

Crystal & Dial

1 specs
Lume
Superluminova
Super-LumiNova

Movement

3 specs
Caliber
SII NH36
Seiko Instruments NH38A
Power Reserve
42h
41h
Complications
None
GMT, Date

Pricing

1 specs
MSRP
$895
$459

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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.

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.

Gruppo Gamma Field III GMT Date

Owners widely praise the Gruppo Gamma Field III GMT Date for its awesome looks, quality, and good value. The watch features a 40mm brushed 316L stainless steel case, box sapphire crystal, and 200m water resistance, powered by a Seiko NH34A movement. Some reviewers note the NH34A movement's accuracy can range from -20~+40 seconds per day, though one reviewer reported +5 seconds per day with a regulated movement. The dial's dense layout with Arabic numerals can be overwhelming for some, and one owner found the size unsuitable for smaller wrists. On balance, owners rate the Gruppo Gamma Field III GMT Date highly for its impressive finishing and toolish design at its price point.

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