Family: Railroad Grade19/23 jewels
High-precision railroad-grade movement. 19-23 jewels (diamond, ruby, sapphire). Nickel, adjusted to temp/isochronism/5 positions. Double roller, steel escape wheel, gold train. First watch with up/down power reserve indicator on dial (Waltham patent). Used by railroads in 52 countries. Premium elaborately decorated movement.
TECHNICAL SPECIFICATIONS
Movement Type
Manual Winding
Jewel Count
19/23 jewels
Display Type
Analog
COMPLICATIONS
Power Reserve Indicator
QUICK FACTS
BRAND
TYPE
Manual WindingSTATUS
DiscontinuedMANUFACTURE
In-houseLAUNCH YEAR
1870CALIBER FAMILY
Railroad Grade