Panerai Luminor Quaranta BiTempo Steel 40mm Green Dial PAM01640

The Panerai Luminor Quaranta BiTempo PAM01640 represents a refined evolution of one of watchmaking's most storied silhouettes. Panerai's Luminor line traces its heritage to instrument-grade dive watches developed for Italian naval commandos, and its unmistakable cushion-shaped case with the patented crown-protecting lever bridge has remained a defining icon for decades. With the Quaranta — Italian for forty — series, the brand distilled that bold DNA into a more versatile 40mm footprint that suits a wider range of wrist sizes without sacrificing any of the model's inherent authority.

The case and bezel of the PAM01640 are crafted from Goldtech, Panerai's proprietary gold alloy formulated with a higher copper content and trace elements that give it a distinctly warm, saturated rose-gold tone while dramatically resisting the surface fading that affects conventional gold alloys over time. The result is a case that looks as vivid years from now as it does on day one. Paired against a deep green dial, the Goldtech construction creates a color contrast that feels both contemporary and classically elegant — a combination that resonates strongly in today's collector market.

The green dial itself is executed with the quiet confidence Panerai reserves for its most considered references. Large applied indices and bold luminous hour markers ensure immediate legibility, a nod to the watch's professional instrument roots. The BiTempo complication adds a second time zone display, making this reference as practically capable as it is visually arresting — a genuine traveler's companion dressed in precious-metal finery.

On the wrist, the 40mm Goldtech case wears with a presence that is confident but never overwhelming, sitting neatly on a range of wrist sizes. The leather strap complements the warm tones of the Goldtech hardware and the richness of the green dial, providing comfort throughout the day while reinforcing the watch's luxury character. The Luminor crown-protection device, even at this refined scale, remains immediately recognizable as the signature that sets Panerai apart from every other watch brand in the world.

Buying the Panerai Luminor Quaranta BiTempo PAM01640 from Bizak & Co. means working with specialists who understand the nuances of the current Panerai catalog and the secondary market. At bizakandco.com you can browse our current inventory, request detailed photographs, or speak directly with our team about pricing and condition specifics. Whether you are adding a statement Goldtech Panerai to a growing collection or making your first Panerai purchase, Bizak & Co. is your trusted source for the PAM01640.