| Zenith Watch Index | Internet Wristwatch Index | How to regulate mechanical watches |
| plt = platinum, y = yellow, p = pink, w = white, PR = power reserve, size = Diameter (mm), thickness = height |
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| Case | Bracelet | Dial | Diameter (mm) | Calibre | Model Number |
| steel | black leather | black, silver subdials | n/a | EL PRIMERO 4010 | 03.0520.4010/21.C492 |
| steel | black rubber | black, silver subdials | n/a | EL PRIMERO 4010 | 03.0520.4010/21.R511 |
| steel | steel | black, silver subdials | n/a | EL PRIMERO 4010 | 03.0520.4010/21.M520 |
| steel | black leather | black, silver subdials | n/a | EL PRIMERO 4010 | 03.0520.4010/01.C580 |
| steel | steel | black, silver subdials | n/a | EL PRIMERO 4010 | 03.0520.4010/01.M520 |
| steel | black rubber | black, silver subdials | n/a | EL PRIMERO 4010 | 03.0520.4010/01.R511 |
| Zenith Watch Index | Internet Wristwatch Index | How to regulate mechanical watches |
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