Side by side

Sartory Billard SB04vsTornek-Rayville Blakjak 12-hr GMT

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

The bottom line

The 40mm SB04 wears 2.5mm narrower than the 42.5mm Blakjak 12-hr GMT — noticeable on a 6.5" wrist.

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Sartory Billard SB04

The dial's textured finish and color shift are highlighted as a key strength. The bracelet's perceived lack of refinement and end-link fit are noted as a drawback. Reviewers disagree on the case size, with mentions of 35.9mm and 40mm.

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.

Where to get them

Check prices & track

Sartory Billard SB04
Sartory Billard SB04
MSRP $2,900
Tornek-Rayville Blakjak 12-hr GMT
Tornek-Rayville Blakjak 12-hr GMT
MSRP $895
SB04
Sartory BillardSB04
MSRP $2,900
Blakjak 12-hr GMT
Tornek-RayvilleBlakjak 12-hr GMT
MSRP $895

At a glance

10 of 29 specs differ
Diameter
SB0440mm
Blakjak 12-hr GMT42.5mm
Power Reserve
SB0440h
Blakjak 12-hr GMT42h
Water Resistance
SB0430m
Blakjak 12-hr GMT200m
MSRP
SB04$2,900
Blakjak 12-hr GMT$895

Full specifications

Case

6 specs
Category
Dress
Diver
Diameter
40mm
42.5mm
Thickness
11.5mm
13.2mm
Lug-to-Lug
45.5mm
49mm
Lug Width
20mm
22mm
Water Resistance
30m
200m

Crystal & Dial

1 specs
Lume
None
Superluminova

Movement

2 specs
Caliber
LJP G100
SII NH36
Power Reserve
40h
42h

Pricing

1 specs
MSRP
$2,900
$895

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