Side by side

Tornek-Rayville Blakjak 12-hr GMTvsYema Navygraf Marine Nationale Quartz

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
Navygraf Marine Nationale Quartz
YemaNavygraf Marine Nationale Quartz
MSRP $499

At a glance

13 of 29 specs differ
Diameter
Blakjak 12-hr GMT42.5mm
Navygraf Marine Nationale Quartz39mm
Power Reserve
Blakjak 12-hr GMT42h
Navygraf Marine Nationale Quartz40h
Water Resistance
Blakjak 12-hr GMT200m
Navygraf Marine Nationale Quartz100m
MSRP
Blakjak 12-hr GMT$895
Navygraf Marine Nationale Quartz$499

Full specifications

Case

6 specs
Diameter
42.5mm
39mm
Thickness
13.2mm
11mm
Lug-to-Lug
49mm
Lug Width
22mm
19mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
Black
Standard
Lume
Superluminova
None

Movement

3 specs
Caliber
SII NH36
Type
Automatic
Quartz
Power Reserve
42h
40h

Pricing

1 specs
MSRP
$895
$499

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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.

Yema Navygraf Marine Nationale Quartz

Owners praise the Yema Navygraf Marine Nationale Quartz for its well-made case, clean legible dial, and comfortable 39mm size, with one noting its thin profile for 300m water resistance. Accuracy figures vary, with one owner reporting +6 seconds per day and another seeing it keep within COSC time. Minor criticisms include a steel bracelet with a slight rattle and sharp edges, bent bracelet pins, and in one instance, crooked dial printing. On balance, owners find the Yema Navygraf Marine Nationale Quartz offers good value and wearability, with its French design and thinner case being key highlights.

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