CaliberDB

Unitas 6415

Mechanical Date Day
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Notes

so called Wehrmachtswerk (army movement) signature on base plate often or always 6410, because only different modules for date or day/date are mounted differences unknown between 6415, 6416 likely just designations for varying bridge shapes (cf. Unitas 6317)

Dimensions

Width29 lignes (65.42 mm)
Height5.3 mm
Stem height2.25 mm
Hands (H × M × S)1.5 × 0.9 × 0.21 mm

Technical data

Beat rate18,000 vph (2.5 Hz)
Lift angle49 °
Power reserve47 h
Jewels—
Shock protection—
Mobile stud carrierNo

Complications

Self windingNo
Date Yes
Day Yes
HackingNo
ChronographNo

Mainspring

GR codeGR5171
Height1.75 mm
Thickness0.14 mm
Length360 mm
Barrel diameter11.5 mm