Side by side

Bremont Altitude Perpetual Calendar GMTvsSpinnaker Hull Commander

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
Hull Commander
SpinnakerHull Commander
MSRP $520

At a glance

8 of 29 specs differ
Diameter
Altitude Perpetual Calendar GMT42mm
Hull Commander42mm
Power Reserve
Altitude Perpetual Calendar GMT40h
Hull Commander40h
Water Resistance
Altitude Perpetual Calendar GMT
Hull Commander300m
MSRP
Altitude Perpetual Calendar GMT$38,450
Hull Commander$520

Full specifications

Case

5 specs
Category
GMT
Diver
Thickness
12.65mm
13.5mm
Lug-to-Lug
49mm
Material
Titanium
316L Stainless Steel
Water Resistance
300m

Crystal & Dial

1 specs
Dial Color
Blue
TIGER EYE

Movement

1 specs
Caliber
SII NH35A

Pricing

1 specs
MSRP
$38,450
$520

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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 Hull Commander

The Spinnaker Hull Commander is widely praised by owners for its excellent build quality and finishing relative to its sub-$200 price point. Some owners note that watches in the Hull line can be thick. One owner flags that the big date complication on the Chronograph variant is partially obscured by the chronograph hand, and the included leather strap is unsuitable for a 100M water-resistant watch. On balance, owners rate the Spinnaker Hull Commander highly for its exceptional value and robust construction at its price.

From video reviewers

The unique, naturally patterned dial is a significant aesthetic draw. The 42mm case diameter and 50mm lug-to-lug measurement may be large for smaller wrists.

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