Side by side

Tornek-Rayville Blakjak 12-hr GMTvsYema Navygraf Pearl CMM.20

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 Pearl CMM.20
YemaNavygraf Pearl CMM.20
MSRP $1,862

At a glance

13 of 29 specs differ
Diameter
Blakjak 12-hr GMT42.5mm
Navygraf Pearl CMM.2039mm
Power Reserve
Blakjak 12-hr GMT42h
Navygraf Pearl CMM.2040h
Water Resistance
Blakjak 12-hr GMT200m
Navygraf Pearl CMM.20100m
MSRP
Blakjak 12-hr GMT$895
Navygraf Pearl CMM.20$1,862

Full specifications

Case

6 specs
Diameter
42.5mm
39mm
Thickness
13.2mm
9.75mm
Lug-to-Lug
49mm
46mm
Lug Width
22mm
19mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

4 specs
Crystal
Sapphire
Domed Sapphire
AR Coating
Yes
Inner
Dial Color
Black
Pearl
Lume
Superluminova
None

Movement

2 specs
Caliber
SII NH36
Yema CMM.20
Power Reserve
42h
40h

Pricing

1 specs
MSRP
$895
$1,862

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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 Pearl CMM.20

The Yema Navygraf Pearl CMM.20 is praised for its elegant and slim case design, measuring between 9.5mm and 9.75mm thick, and its unique mother-of-pearl dial and bezel. The watch features functional dive watch elements like 200-meter water resistance and is powered by the in-house CMM.20 micro-rotor movement, which offers a 70-hour power reserve and is adjusted to -3/+7 seconds a day. Overall, reviewers highlight the Yema Navygraf Pearl CMM.20's sophisticated aesthetic and slim profile as its primary strengths.

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