A MODEL OF A CONSTANT FORCE ESCAPEMENT 1927, A. Helwig, Glashütte
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A MODEL OF A CONSTANT FORCE ESCAPEMENT 1927, A. Helwig, Glashütte

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• Movement: varnished brass, going barrel, constant force escapement with two pivoted detents for locking, twin escape wheels, free-sprung bi-metallic compensation balance with timing screws, signed A. Helwig, 1927, Glashütte i.S. Deutsche Uhrmacherschüle
• Case: wooden base, perspex dome
• Accompaniments: winding key
diameter 210mm

Provenance:
Professor Thomas Engel
Antiquorum Geneva, Professor Thomas Engel Collection - Part 1, 11 November 2001, lot 333

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Time, Location
11 Nov 2019
Switzerland, Geneva
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[ translate ]

• Movement: varnished brass, going barrel, constant force escapement with two pivoted detents for locking, twin escape wheels, free-sprung bi-metallic compensation balance with timing screws, signed A. Helwig, 1927, Glashütte i.S. Deutsche Uhrmacherschüle
• Case: wooden base, perspex dome
• Accompaniments: winding key
diameter 210mm

Provenance:
Professor Thomas Engel
Antiquorum Geneva, Professor Thomas Engel Collection - Part 1, 11 November 2001, lot 333

Sale price
Unlock
Estimate
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Time, Location
11 Nov 2019
Switzerland, Geneva
Auction House
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