Side by side

Bremont Altitude Perpetual Calendar GMTvsSpinnaker Croft Mid-Size 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
Croft Mid-Size Skeleton
SpinnakerCroft Mid-Size Skeleton
MSRP $425

At a glance

10 of 29 specs differ
Diameter
Altitude Perpetual Calendar GMT42mm
Croft Mid-Size Skeleton40mm
Power Reserve
Altitude Perpetual Calendar GMT40h
Croft Mid-Size Skeleton40h
Water Resistance
Altitude Perpetual Calendar GMT
Croft Mid-Size Skeleton100m
MSRP
Altitude Perpetual Calendar GMT$38,450
Croft Mid-Size Skeleton$425

Full specifications

Case

7 specs
Category
GMT
Field
Diameter
42mm
40mm
Thickness
12.65mm
14mm
Lug-to-Lug
47mm
Lug Width
22mm
20mm
Material
Titanium
316L Stainless Steel
Water Resistance
100m

Crystal & Dial

1 specs
Dial Color
Blue
Dollar Diver

Movement

1 specs
Caliber
SII NH38A

Pricing

1 specs
MSRP
$38,450
$425

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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 Croft Mid-Size Skeleton

The Spinnaker Croft Mid-Size Skeleton is noted for its 40mm steel case, sapphire crystal, and 150m water resistance. One owner reports strong performance from the TMI NH70 movement at -3 seconds per day, with very nice lume. On balance, owners find the Spinnaker Croft Mid-Size Skeleton to be a pretty nice option, particularly for its movement performance and lume.

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