Side by side

Nivada Grenchen Antarctic SpidervsTornek-Rayville Blakjak 12-hr GMT

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

Antarctic Spider
Nivada GrenchenAntarctic Spider
MSRP $945
Blakjak 12-hr GMT
Tornek-RayvilleBlakjak 12-hr GMT
MSRP $895

At a glance

13 of 29 specs differ
Diameter
Antarctic Spider38mm
Blakjak 12-hr GMT42.5mm
Power Reserve
Antarctic Spider38h
Blakjak 12-hr GMT42h
Water Resistance
Antarctic Spider200m
Blakjak 12-hr GMT200m
MSRP
Antarctic Spider$945
Blakjak 12-hr GMT$895

Full specifications

Case

6 specs
Category
Tool
Diver
Diameter
38mm
42.5mm
Thickness
11.1mm
13.2mm
Lug-to-Lug
46mm
49mm
Lug Width
20mm
22mm
Finish
Brushed + Polished
Brushed and polished

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
White
Black
Lume
Super-LumiNova
Superluminova

Movement

3 specs
Caliber
Sellita SW200
SII NH36
Power Reserve
38h
42h
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$945
$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.

Nivada Grenchen Antarctic Spider

Owners widely praise the Nivada Grenchen Antarctic for its historically significant design and excellent wearability, particularly its thin case and non-modern sizing. Reviewers note its charming versatility and faithful vintage execution, with one owner highlighting the buttery winding action and another the affordable price point. However, some owners find the dial difficult to read, and the lume is noted as weak. The manual-wind movement's crown re-engagement is described as finicky, and minute marker application has been criticized as imperfect. The beige Super-LumiNova is also considered too yellow by one reviewer. Overall, owners and reviewers rate the Nivada Grenchen Antarctic highly for its faithful vintage design and wearability at an attractive 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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