Side by side

Bremont Altitude Perpetual Calendar GMTvsRedux Zero-Hour

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
Zero-Hour
ReduxZero-Hour

At a glance

10 of 29 specs differ
Diameter
Altitude Perpetual Calendar GMT42mm
Zero-Hour39mm
Power Reserve
Altitude Perpetual Calendar GMT40h
Zero-Hour41h
Water Resistance
Altitude Perpetual Calendar GMT
Zero-Hour200m
MSRP
Altitude Perpetual Calendar GMT$38,450
Zero-Hour

Full specifications

Case

6 specs
Category
GMT
Diameter
42mm
39mm
Thickness
12.65mm
13.7mm
Lug-to-Lug
46.6mm
Lug Width
22mm
20mm
Water Resistance
200m

Crystal & Dial

1 specs
Dial Color
Blue
Black

Movement

2 specs
Caliber
Seiko NH35
Power Reserve
40h
41h

Pricing

1 specs
MSRP
$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.

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.

Redux Zero-Hour

Owners widely praise the Redux Courg Type 39MM for its robust, no-nonsense design and good overall quality, with a reliable Seiko NH53A movement keeping time well. The titanium case and crystal have shown scratch resistance, and the bezel action is described as tight by some. Reviewers note the proprietary RDXB1 or blue lume glows brilliantly, though briefly. Some owners flag the crown stem as flimsy and the unidirectional bezel as having some play. Overall, owners rate the Redux Courg Type 39MM highly for its functional tool-watch design and durable titanium construction.

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