LOADING IMAGES
Click to full view

Important Modern & Vintage Timepieces

Hong Kong, October 27, 2019

LOT 15

ECOLE D’HORLOGERIE, GENEVA ELECTRIC HOROLOGICAL SCHOOL WITH CENTRE-SECONDS AND DATE; “DYNOTRON”; STAINLESS STEEL

Stainless steel, electric, round-shaped, horological school gentleman’s wristwatch, water-resistant with snap-on case-back, with centre-seconds and date

Brand Ecole d'Horlogerie

Year Circa 1967

Movement No. 3 311

Calibre  Electric with fixed coil, transistor controlled balance type (based on ESA 9150 “Dynotron” by Ebauches S.A.)

Diameter 35.3 mm

Signature Dial and Movement

HKD 7,000 - 8,000

CHF 800 - 1,000 / USD 850 - 1,050
Grading System
Grade: AA

Very good

Case: 3

Good

Movement: 3*

Good

Overhaul recommended, at buyer's expense

Dial: 3-01

Good

HANDS Original


Notes

 Bibliography
• Fallet, Estelle, & Simonin, Antoine, Dix écoles d’horlogerie suisses, chefs-d’oeuvre de savoir-faire, Neuchâtel, Editions Antoine Simonin, 2010 (568 pp.), p. 248.