Side by side

Seestern Sub 300 V4vsTornek-Rayville Blakjak 12-hr GMT

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

Sub 300 V4
SeesternSub 300 V4
MSRP $10
Blakjak 12-hr GMT
Tornek-RayvilleBlakjak 12-hr GMT
MSRP $895

At a glance

16 of 29 specs differ
Diameter
Sub 300 V442mm
Blakjak 12-hr GMT42.5mm
Power Reserve
Sub 300 V441h
Blakjak 12-hr GMT42h
Water Resistance
Sub 300 V4200m
Blakjak 12-hr GMT200m
MSRP
Sub 300 V4$10
Blakjak 12-hr GMT$895

Full specifications

Case

7 specs
Diameter
42mm
42.5mm
Thickness
13mm
13.2mm
Lug-to-Lug
46mm
49mm
Lug Width
20mm
22mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed + Sandblasted
Brushed and polished
Caseback
Solid screw-down
Solid

Crystal & Dial

3 specs
AR Coating
Underside
Yes
Dial Color
Orange
Black
Lume
Japan Lume (blue glow)
Superluminova

Movement

5 specs
Caliber
Seiko NH35A
SII NH36
Beat Rate
21,600 vph
28,800 vph
Power Reserve
41h
42h
Jewels
24
25
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$10
$895

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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.

Seestern Sub 300 V4

Owners widely praise the Seestern Sub 300 V4 for its terrific fit and finish and surprising little touches at its $179 price, noting top-notch case, dial, bezel, and crystal. The bracelet is considered nice enough for the price point, and the watch is powered by the solid and reliable Seiko NH35 movement. Some owners report that the polished sides of the case show signs of wear. Overall, owners rate the Seestern Sub 300 V4 highly for its excellent case, dial, and bezel finishing at the price.

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.

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