Zenith El Primero Chrono Master, Ref. 03.1260.4021 ...

Zenith El Primero Chrono Master, Ref. 03.1260.4021 Case: 45 mm, stainless steel, three body, eight screw exhibition case back, fixed stepped bezel Dial: black dial, steel Roman numerals, timed 30 minutes subdial at 3 o'clock, power reserve indicator at 6 o'clock, skeleton window from 9 to 11 o'clock, steel baton hands Movement: automatic winding, caliber 4021, 39 jewels Band: black leather strap with steel Zenith buckle HID09710052018 © 2026 Heritage Auctions | All Rights Reserved www.HA.com/TexasAuctioneerLicenseNotice

Condition Report: Type: Zenith El Primero Chrono Master, Ref. 03.1260.4021Model: Chrono MasterDial: black dial, steel Roman numerals, timed 30 minutes subdial at 3 o'clock, power reserve indicator at 6 o'clock, skeleton window from 9 to 11 o'clockHands: steel baton handsMetal: stainless steelCase Info: three body, eight screw exhibition case back, fixed stepped bezelCase Width: 45 mmCase Thickness: 14 mmCrystal: sapphireWatch Movement: automatic winding, caliber 4021, 39 jewelsBand: black leather strap with steel Zenith buckleCondition: Watch is in very good condition all around and sets and runs as intended. Heritage does not guarantee timekeeping accuracy. We always recommend servicing for daily use and timekeeping accuracy. Lot is presented without box or papers.