Side by side

Sugess Seestern S434 Pro DivervsTornek-Rayville Blakjak 12-hr GMT

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

Seestern S434 Pro Diver
SugessSeestern S434 Pro Diver
MSRP $249
Blakjak 12-hr GMT
Tornek-RayvilleBlakjak 12-hr GMT
MSRP $895

At a glance

14 of 29 specs differ
Diameter
Seestern S434 Pro Diver40mm
Blakjak 12-hr GMT42.5mm
Power Reserve
Seestern S434 Pro Diver40h
Blakjak 12-hr GMT42h
Water Resistance
Seestern S434 Pro Diver200m
Blakjak 12-hr GMT200m
MSRP
Seestern S434 Pro Diver$249
Blakjak 12-hr GMT$895

Full specifications

Case

6 specs
Diameter
40mm
42.5mm
Thickness
12mm
13.2mm
Lug-to-Lug
46mm
49mm
Lug Width
20mm
22mm
Material
Stainless Steel/Rose Gold
Stainless Steel
Caseback
Engraved
Solid

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
2 Salmon
Black
Lume
Super-LumiNova BGW9
Superluminova

Movement

4 specs
Caliber
NH35
SII NH36
Beat Rate
3 vph
28,800 vph
Power Reserve
40h
42h
Complications
GMT, Chronograph, Moonphase, Date
None

Pricing

1 specs
MSRP
$249
$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.

Sugess Seestern S434 Pro Diver

Owners widely praise the Sugess Seestern S434 Pro Diver for its impressive finishing and craftsmanship at its price point, highlighting the applied indices that play with light, excellent BGW9 lume, and attractive color options. Specific positive notes include the domed sapphire crystal, short lug-to-lug, and on-the-fly clasp adjustment. However, some owners report quality control issues such as misaligned bezels or indices, while others with V2 models experience no such problems. Caveats include slight bezel back play, light AR coating on the crystal, and a clasp that could be smoother, with one owner desiring a color-matched date wheel. On balance, owners rate the Sugess Seestern S434 Pro Diver highly for its exceptional value and build quality, particularly the dial finishing and lume.

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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