Side by side

Bremont Altitude Perpetual Calendar GMTvsZelos Skyraider 40 Skeleton

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

Altitude Perpetual Calendar GMT
BremontAltitude Perpetual Calendar GMT
MSRP $38,450
Skyraider 40 Skeleton
ZelosSkyraider 40 Skeleton
MSRP $1,999

At a glance

10 of 29 specs differ
Diameter
Altitude Perpetual Calendar GMT42mm
Skyraider 40 Skeleton40mm
Power Reserve
Altitude Perpetual Calendar GMT40h
Skyraider 40 Skeleton40h
Water Resistance
Altitude Perpetual Calendar GMT
Skyraider 40 Skeleton50m
MSRP
Altitude Perpetual Calendar GMT$38,450
Skyraider 40 Skeleton$1,999

Full specifications

Case

6 specs
Category
GMT
Skeleton
Diameter
42mm
40mm
Thickness
12.65mm
8.2mm
Lug-to-Lug
40mm
Lug Width
22mm
20mm
Water Resistance
50m

Crystal & Dial

1 specs
Dial Color
Blue
Ti Damascus LE

Movement

2 specs
Caliber
Swiss Skeletonised Marvin 700
Type
Automatic
Manual

Pricing

1 specs
MSRP
$38,450
$1,999

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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.

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.

Zelos Skyraider 40 Skeleton

The Zelos Skyraider 40 Skeleton is noted for its skeletonized dial and the use of BGW9 and C3 Super-LumiNova for legibility. It is powered by a manual-wind ETA 6498 movement, offering a 44-hour power reserve. On balance, the Zelos Skyraider 40 Skeleton is seen as a cool-looking option, though availability is a factor.

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