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Timex M84 (Durowe 870)

Mechanical c. 1965 Hacking
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Notes

1965- Movements of this kind are not self-starting. So when pulling the crown, the balance is locked in a position, from which it reliably starts when pushing the crown (Fig.3). signature often or always with Durowe number 870

Dimensions

Width—
Height5.5 mm
Stem height—
Hands (H × M × S)1.3 × 0.6 × 0.19 mm

Technical data

Beat rate21,600 vph (3 Hz)
Lift angle—
Power reserve—
Jewels—
Shock protection—
Mobile stud carrierNo

Complications

Self windingNo
Date No
Day No
HackingYes
ChronographNo

Mainspring

GR code—
Height—
Thickness—
Length—
Barrel diameter—

Overview

TypeMechanical
Manufacturer Timex
Yearc. 1965
Family —
Clone of —

Documents

None

Updated 7 days ago · 0 revisions