Patek Philippe 5212A Calatrava Weekly Calendar Black DLC Stealth Bespoke Pure Black Physical Vapor Deposition stainless steel with silvery Opaline dial and blackened gold applied hour markers. This rare complication from Patek Philippe in a unique bespoke case features a vintage style case with two-tiered lugs. Functions include a date aperture at 3 o’clock, an inner day chapter ring, and an outer week number chapter ring featuring black painted text inspired by vintage handwritten dials, and a central sweep seconds hand. Fitted on a vintage-style hand-stitched brown leather strap with a matching prong buckle. It has a scratch-resistant sapphire crystal and a sapphire crystal exhibition case back. There are two correctors on the left-side case band at 8 and 10 o’clock for the weekly calendar function.

It has an exhibition sapphire display crystal case back and the 40mm diameter round solid two-body case, fluted curved lugs, and stepped flat angled bezel, are polished. The silver opaline dial has blackened gold dauphine sword hour and minute hands, applied blackened gold "boat-shaped" hour markers around a black pip minute/second scale, and a center sweep second hand. It has a center sweep minute/second hand, and there is an inner black day-scale with completely spelled vintage font days with a steel hand with a red crescent indicator. It includes a date aperture window at 3 o’clock, outer 52-week Arabic numeral scale and a perimeter month chapter ring. It has a 45-hour power reserve, it’s water resistant to 30 meters/100 feet, and the 11mm thick case, dial, and movement are all signed.

This Patek Philippe Calatrava Weekly Calendar 5212A-001 has a mechanical automatic Patek Philippe cailber 26-330 S C J SE movement. It’s rhodium plated with Cotes de Geneve embellishment on the bridges, it has the Patek Philippe seal, and it’s constructed with 50 jewels, 304 components, an anti-shock system, and a central 21k gold rotor with a Calatrava symbol. It includes a monometallic Gyromax balance, a Spiromax self-compensating flat balance spring, and the mechanism oscillates at a frequency of 28,800 vph (4Hz).

Reference No. 5212A-001