Side by side

Bremont Altitude Perpetual Calendar GMTvsGrand Seiko SBGE277

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
SBGE277
Grand SeikoSBGE277
MSRP $6,800

At a glance

12 of 29 specs differ
Diameter
Altitude Perpetual Calendar GMT42mm
SBGE27744mm
Power Reserve
Altitude Perpetual Calendar GMT40h
SBGE27772h
Water Resistance
Altitude Perpetual Calendar GMT
SBGE277200m
MSRP
Altitude Perpetual Calendar GMT$38,450
SBGE277$6,800

Full specifications

Case

6 specs
Diameter
42mm
44mm
Thickness
12.65mm
14.7mm
Lug-to-Lug
50.8mm
Lug Width
22mm
21mm
Material
Titanium
Stainless Steel
Water Resistance
200m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
Blue
Black

Movement

3 specs
Caliber
9R66
Type
Automatic
Spring Drive
Power Reserve
40h
72h

Pricing

1 specs
MSRP
$38,450
$6,800

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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.

Grand Seiko SBGE277

Owners find the Grand Seiko SBGE277 gorgeous, with one owner noting their wrist size can accommodate it. The watch was purchased in Japan for $4950 USD, benefiting from a 35-year low yen. One owner expresses significant concern over reported negative experiences with the brand's New Jersey service center, fearing long wait times and subpar treatment. On balance, owners find the Grand Seiko SBGE277 gorgeous, though service center experiences are a notable concern for some.

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