Patek Philippe, Complications, 5905/1A, Green Dial, Annual Calendar, Flyback Chronograph, Stainless Steel, 42mm.

The Patek Philippe Complications 5905/1A-001 brings a fresh energy to the annual calendar flyback chronograph genre with its vivid green dial and robust stainless steel construction.

This sporty yet sophisticated watch is crafted for individuals who appreciate technical complexity without sacrificing everyday versatility.

Its 42mm polished stainless steel case gives the watch a confident, contemporary presence on the wrist.

The choice of steel lends the piece a dynamic character while ensuring durability and comfort for all-day wear.

The green dial is the defining visual feature, offering a lively tone that captures light with depth and dimension.

The annual calendar displays day, date and month in a clear and intuitive format across the top half of the dial, while the flyback chronograph adds purposeful timing capability with smooth functionality.

Stainless steel hands and applied hour markers stand out crisply against the dial, reinforcing legibility and balance.

At the heart of the 5905/1A-001 is a self-winding movement engineered to support both the annual calendar and flyback chronograph with precision.

The flyback mechanism allows the chronograph hand to reset and restart instantly with a single push, a feature that enhances dynamic timing while reflecting the watch’s sporty intent.

A high-quality stainless steel strap completes the composition, pairing naturally with the stainless steel case and green dial.

A secure folding clasp ensures comfort and reinforces the cohesive design.

With its stainless steel build, striking green dial and thoughtful combination of annual calendar and flyback chronograph functions, the Complications 5905/1A-001 is a compelling choice for collectors who seek refined mechanics in a vibrant, everyday wearable package.