Patek Philippe, Calatrava
| Reference | xx |
| Code | K3121 |
| Condition | Fine |
| Year of production | 60ties |
| Property of | Bachmann & Scher GmbH |
| Case material | Yellow gold |
| Case diameter | 33 |
| Clasp | Buckle |
| Dial numbers | No numerals |
| Bracelet material | Leather |
| Movement | Manual winding |
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