Side by side
Brillier Airborne X1 60vsSeestern S446 GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
Airborne X1 6042mm
S446 GMT39.5mm
Power Reserve
Airborne X1 6060h
S446 GMT41hh
Water Resistance
Airborne X1 60200m
S446 GMT100m
MSRP
Airborne X1 60$595
S446 GMT$299
Full specifications
Case
5 specsCategory
—
GMT
Diameter
42mm
39.5mm
Lug-to-Lug
46mm
47mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
100m
Crystal & Dial
2 specsCrystal Shape
Flat
Domed
Dial Color
—
Cream
Movement
5 specsCaliber
Caliber 8315
Seiko NH34A GMT
Beat Rate
28,800 vph
3 vph
Power Reserve
60h
41hh
Jewels
25
24
Complications
None
GMT, Date
Pricing
1 specsMSRP
$595
$299
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