Important Modern & Vintage Timepieces
Geneva, May 10, 2025
LOT 406
ECOLE D'HORLOGERIE GENEVOISE, SWITZERLAND, “PIÈCE ÉCOLE”, MADE BY JEAN MERIER, PATEK PHILIPPE CALIBER, STAINLESS STEEL
CHF 2,000 - 4,000
HKD 19,000 - 38,000 / USD 2,500 - 4,900 / EUR 2,200 - 4,300
Sold: CHF 8,125
A very fine and rare, stainless steel, manual wind open face, watchmaking school chronometer pocket watch, glazed snap-on case-back. Patek Philippe caliber stamped twice with the Seal of Geneva quality mark
| Grading System | |
|---|---|
Grade: AA |
Very good |
Case: 3 |
Good |
Movement: 3* |
Good Overhaul recommended, at buyer's expense |
Dial: 3-01 |
Good HANDS Original |
Brand Ecole d'Horlogerie Genevoise, Switzerland
Model “pièce école”
Movement No. 139
Diameter 50 mm.
Caliber 18 jewels, lever escapement, swan-neck micrometer regulator
Signature Dial and movement
Accessories Box