Side by side

Bremont Altitude Perpetual Calendar GMTvsIslander Islander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-50

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
Islander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-50
IslanderIslander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-50
MSRP $399

At a glance

15 of 29 specs differ
Diameter
Altitude Perpetual Calendar GMT42mm
Islander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-5043mm
Power Reserve
Altitude Perpetual Calendar GMT40h
Islander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-50
Water Resistance
Altitude Perpetual Calendar GMT
Islander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-50200m
MSRP
Altitude Perpetual Calendar GMT$38,450
Islander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-50$399

Full specifications

Case

7 specs
Diameter
42mm
43mm
Thickness
12.65mm
14mm
Lug-to-Lug
46mm
Material
Titanium
Stainless Steel
Finish
Brushed and polished
Water Resistance
200m
Caseback
Solid
Engraved screw-in back

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
Blue
Indices
Applied

Movement

4 specs
Caliber
Seiko NH36
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
25
0

Pricing

1 specs
MSRP
$38,450
$399

Follow this matchup

Get a note when Bremont Altitude Perpetual Calendar GMT vs Islander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-50 gets more votes, a community discussion, or a price drop. No account needed.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.