Side by side
Bremont Altitude Perpetual Calendar GMTvsZRC 1904 IRIDIUM -METAL
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Altitude Perpetual Calendar GMT42mm
IRIDIUM -METAL41.5mm
Power Reserve
Altitude Perpetual Calendar GMT40h
IRIDIUM -METAL56h
Water Resistance
Altitude Perpetual Calendar GMT—
IRIDIUM -METAL1,000m
MSRP
Altitude Perpetual Calendar GMT$38,450
IRIDIUM -METAL$3,790
Full specifications
Case
7 specsCategory
GMT
—
Diameter
42mm
41.5mm
Thickness
12.65mm
—
Lug-to-Lug
—
46mm
Lug Width
22mm
20mm
Material
Titanium
Stainless Steel
Water Resistance
—
1000m
Crystal & Dial
1 specsDial Color
Blue
Black
Movement
2 specsCaliber
—
Sellita SW300-1
Power Reserve
40h
56h
Pricing
1 specsMSRP
$38,450
$3,790
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