Side by side

Borealis Watch Co. SintravsBremont Altitude Perpetual Calendar GMT

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

Sintra
Borealis Watch Co.Sintra
MSRP $650
Altitude Perpetual Calendar GMT
BremontAltitude Perpetual Calendar GMT
MSRP $38,450

At a glance

11 of 29 specs differ
Diameter
Sintra41.50mm
Altitude Perpetual Calendar GMT42mm
Power Reserve
Sintra40h
Altitude Perpetual Calendar GMT40h
Water Resistance
Sintra200m
Altitude Perpetual Calendar GMT
MSRP
Sintra$650
Altitude Perpetual Calendar GMT$38,450

Full specifications

Case

7 specs
Category
Sport
GMT
Diameter
41.50mm
42mm
Thickness
12.95mm
12.65mm
Lug-to-Lug
47.00mm
Lug Width
20mm
22mm
Material
Stainless Steel
Titanium
Water Resistance
200m

Crystal & Dial

2 specs
Dial Color
Black
Blue
Lume
BGW9
None

Movement

1 specs
Caliber
Miyota 9015

Pricing

1 specs
MSRP
$650
$38,450

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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.

Bremont Altitude Perpetual Calendar GMT

The Bremont Altitude Perpetual Calendar GMT is a highly exclusive piece, with one owner noting its $44,000 price point raises questions about its target audience and suggesting it may be a limited production showpiece. Reviewers highlight its refined Trip-Tick case, now featuring softer curves, a 42mm diameter, and a 12.23mm thickness in grade 2 titanium, though the oversized crowns are flagged as a potential drawback. Overall, owners and reviewers acknowledge the Bremont Altitude Perpetual Calendar GMT as a distinctive, albeit niche, high-complication offering with a notable case refinement.

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