Zenith El Primero Chronomaster XXT Open Grande Date 03.0240.4021 38mm (2010)

Zenith ChronoMaster XXT. Automatic Chronograph with opening to show the escapement. Stainless Steel on a leather strap. 38mm case. Zenith is a true manufacturer that conceives, manufactures and assembles its movements in its own workshops in LeLocle Switzerland. Known for their most famous movement the El Primero and for producing elite complicated pieces in small limited numbers.

Zenith El Primero Chronomaster XXT Open Grande Date (Ref. 03.0240.4021) is a 38mm stainless steel automatic chronograph, showcasing Zenith’s legendary El Primero movement with an open-heart design. This timepiece embodies Zenith’s mastery in horology, blending classic elegance with cutting-edge precision. The open-heart design highlights the renowned El Primero movement, one of the most precise chronograph calibers in history. With its sophisticated aesthetics, iconic high-frequency movement, and practical complications, the Chronomaster XXT Open Grande Date is a standout piece for collectors and watch enthusiasts alike.

Specifications:

• Model: El Primero Chronomaster XXT Open Grande Date, 03.0240.4021
• Dial: White dial with an open-heart cutout, revealing the intricate El Primero movement
• Crystal: Scratch-resistant sapphire crystal with anti-reflective coating
• Case Back: Exhibition case back, allowing a view of the beautifully finished movement
• Case: 38mm stainless steel, offering a bold yet refined presence
• Chronograph: Automatic El Primero 4021 movement, known for its high-frequency 36,000 vibrations per hour, ensuring superior accuracy
• Complications: Grande Date display at 2 o’clock, small seconds, and a power reserve indicator
• Strap: Black leather strap with a stainless steel buckle for a classic look
• Movement: Automatic
• Water Resistance: 30 meters (3 ATM), suitable for daily wear