Reference
Zenith Pilot Type 20 Annual Calendar 87.2430.4054/21.C721
The Zenith Pilot Type 20 Annual Calendaris powered by the EL Primero 4054, an automatic column-wheel chronograph movement with annual calendar. The case measures 48mm across. Its closed case-back is engraved with Zenith flying instruments logo.
| Reference | 87.2430.4054/21.C721 |
|---|---|
| Collection | Pilot |
| Case diameter | 48 mm |
| Case material | Titanium, Rose Gold |
| Case shape | Round |
| Case back | Closed |
| Movement | Zenith caliber El |
| Water resistance | 100 m |
| Dial colour | Black |
| Indexes | Arabic Numerals |
| Hands | Cathedrale |
| Crystal | Sapphire |
| Year introduced | 2013 |
| Limited edition | Yes |
This is a reference-catalog entry for the Zenith Pilot Type 20 Annual Calendar 87.2430.4054/21.C721. WatchFlow's Watch Library lets a dealer attach a reference like this to a piece of stock in one click, so the brand, reference and specs are filled in automatically instead of retyped — then that record drives listings, invoices and reports. See how it fits the wider watch inventory management workflow.
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