This limited edition timepiece honors the Union Pacific Big Boy and is strictly limited to 999 pieces. It features 15 double-sized micro gas tubes to ensure optimal nighttime visibility.
Movement Type
Automatic
Caliber
RR1102Jewels
25
Reserve
38
Frequency
28800
Hands
Center Seconds
Shape
Round
Material
Stainless Steel
Glass
Sapphire
Thickness
13.30 mm
Diameter
46.00 mm
Dial Color
Black
