Side by side

Tornek-Rayville Blakjak 12-hr GMTvsYema Superman Slim 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
Superman Slim CMM.20
YemaSuperman Slim CMM.20
MSRP $2,372

At a glance

12 of 29 specs differ
Diameter
Blakjak 12-hr GMT42.5mm
Superman Slim CMM.2039mm
Power Reserve
Blakjak 12-hr GMT42h
Superman Slim CMM.2040h
Water Resistance
Blakjak 12-hr GMT200m
Superman Slim CMM.20300m
MSRP
Blakjak 12-hr GMT$895
Superman Slim CMM.20$2,372

Full specifications

Case

6 specs
Diameter
42.5mm
39mm
Thickness
13.2mm
9.95mm
Lug-to-Lug
49mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
300m

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
AR Coating
Yes
Inner
Lume
Superluminova
None

Movement

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

Pricing

1 specs
MSRP
$895
$2,372

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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 Superman Slim CMM.20

Owners and reviewers praise the Yema Superman Slim CMM.20 for its appealing retro design, balanced 39mm case, and in-house CMM.20 micro-rotor movement, with some finding the fish scale bracelet attractive. Concerns exist regarding its $2500/€2,490 MSRP, with some owners questioning its value and noting the potential for QC issues or a "jittery" seconds hand attributed to the new movement. The bracelet's articulation and stamped clasp draw criticism, though some owners report it improves with wear. Overall, owners and reviewers appreciate the Yema Superman Slim CMM.20's vintage styling and unique micro-rotor movement, but its value proposition and some finishing details are points of contention.

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