Side by side

Borealis Watch Co. SintravsTuseno Shellback

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

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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.

Tuseno Shellback

The build quality is cited as a significant strength. Availability is a weakness, with stock running low.

At a glance

8 of 29 specs differ
Diameter
Sintra41.5mm
Shellback40mm
Power Reserve
Sintra
Shellback
Water Resistance
Sintra200m
Shellback200m
MSRP
Sintra$650
Shellback$840

Full specifications

Case

3 specs
Category
Sport
Diameter
41.5mm
40mm
Thickness
12.95mm
11.9mm

Crystal & Dial

2 specs
Dial Color
Yellow
Lume
BGW9
Super-LumiNova

Movement

2 specs
Caliber
Miyota 9015
Sellita SW200-1
Power Reserve
0h

Pricing

1 specs
MSRP
$650
$840
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