Side by side

Borealis Watch Co. SintravsTornek-Rayville Blakjak 12-hr GMT

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

Sintra
Borealis Watch Co.Sintra
MSRP $650
Blakjak 12-hr GMT
Tornek-RayvilleBlakjak 12-hr GMT
MSRP $895

At a glance

10 of 29 specs differ
Diameter
Sintra41.50mm
Blakjak 12-hr GMT42.5mm
Power Reserve
Sintra40h
Blakjak 12-hr GMT42h
Water Resistance
Sintra200m
Blakjak 12-hr GMT200m
MSRP
Sintra$650
Blakjak 12-hr GMT$895

Full specifications

Case

5 specs
Category
Sport
Diver
Diameter
41.50mm
42.5mm
Thickness
12.95mm
13.2mm
Lug-to-Lug
47.00mm
49mm
Lug Width
20mm
22mm

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Lume
BGW9
Superluminova

Movement

2 specs
Caliber
Miyota 9015
SII NH36
Power Reserve
40h
42h

Pricing

1 specs
MSRP
$650
$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.

Borealis Watch Co. Sintra

Borealis Watch Co. Sintra owners widely praise its well-executed design, featuring applied indices and a shimmering blue dial that some prefer over more expensive alternatives. The timepiece is noted for excellent build quality and high-end specifications for its price, including a Miyota 90S5 movement and a premium bracelet. One owner did not purchase due to its size not being 39mm or less, while the 90xx movements are considered reliable and accurate, though some find them noisy. On balance, owners rate the Borealis Watch Co. Sintra highly for its impressive design and build quality at its price point.

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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