Side by side

Bremont Altitude Perpetual Calendar GMTvsSpinnaker Challenger Automatic

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
Challenger Automatic
SpinnakerChallenger Automatic
MSRP $289

At a glance

7 of 29 specs differ
Diameter
Altitude Perpetual Calendar GMT42mm
Challenger Automatic42mm
Power Reserve
Altitude Perpetual Calendar GMT40h
Challenger Automatic40h
Water Resistance
Altitude Perpetual Calendar GMT
Challenger Automatic200m
MSRP
Altitude Perpetual Calendar GMT$38,450
Challenger Automatic$289

Full specifications

Case

5 specs
Category
GMT
Diver
Thickness
12.65mm
19mm
Lug-to-Lug
49.5mm
Material
Titanium
316L Stainless Steel
Water Resistance
200m

Movement

1 specs
Caliber
SII NH35A

Pricing

1 specs
MSRP
$38,450
$289

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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.

Spinnaker Challenger Automatic

The Spinnaker Challenger Automatic is widely praised for its fun, playful design, solid build quality, and satisfying bezel action. Owners appreciate the comfortable 42mm DLC-coated case and the thoughtful integration of the Popeye theme, with the character serving as the hour and minute hands. Reviewers note the reliable Seiko NH35 movement and 300m water resistance. Some owners find the blue lume weaker than expected, and the ultra-domed sapphire crystal presents challenges for photography. The thick rubber strap is also cited as difficult to manage. Overall, owners and reviewers rate the Spinnaker Challenger Automatic highly for its unique character integration and solid dive watch fundamentals at its price point.

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