Mido 10.5" new

Manual · 10.5‴ · Switzerland · 1934

Also known as: Felsa 294

Dimensions
23.69 mm
Height
4.30mm
Jewels
15
Power reserve
42h
Timegrapher
Beat rate
18,000bph
Frequency
2.5Hz

Reference: healthy amplitude ≈ 270–315° fully wound (>200° at 24 h); beat error ideally < 0.5 ms.

Movement
Movement type Manual
Winding type Stem Winding (Crown)
Setting type Stem Set (Crown Pull)
Escapement type Swiss Lever
Control type Balance Wheel
Regulator type Pinned Regulator (or Index Regulator)
Shock protection Incabloc
Specifications
Lignes 10.5‴
Shape Round
Complications Sub Second , Chronograph Stopwatch
Hand count 3
Hand sizes 1.20 x 0.80 / 0.20mm
Further measures
Mounting Diameter (Dm): 23.3mm
Origin & References
Manufacturer Mido
Base caliber Felsa 294
Country Switzerland
Launch year 1934
COSC certified No
Signature
1935: Mido, Switzerland, 3 Adjusted, 15 Jewels; Incabloc, old design
Notes
Remarks: 1934-
train, lever, and escape wheel made of gold
base movement Felsa 294, but mainspring and stem mechanism modified
Other data: balance staff: U575 stem: W575 mainspring / battery: Zf1304, 1.60 x 9.0 x 0.09 x 320mm