Patek Philippe Celestial Joaillerie Grand Complications Platinum Blue Dial Emerald Bezel 2025, 6104/13P-010

The Grand Complications 6104/13P-010 represents ultra-rare out-of-catalogue variant reserved exclusively for Patek Philippe's most important collectors. The 60 baguette-cut emeralds totaling 3.92 carats distributed across bezel (38 stones, 3.04 carats) and platinum fold-over clasp (22 stones, 0.88 carat) provide vibrant green frame complementing blue celestial dial depicting nocturnal sky visible from Geneva latitude. Emerald variant's lower total carat weight versus sapphire (6.04 total carats) or ruby (5.66 total carats) reflects emeralds' lower density—stones cut to same approximate physical dimensions weigh less, though procurement difficulty and value premium far exceed corundum (sapphire/ruby) alternatives. The Celestial complication traces lineage to Patek Philippe's 1985 Reference 3874 Caliber 240 featuring astronomical indications, with modern 6104 series debuted 2002 offering rotating sky chart, moon phase orbit, and sidereal time within 44mm case powered by ultra-thin Caliber 240 LU CL C. The astronomical display presents exact configuration of nocturnal sky in northern hemisphere at any moment, apparent movement of stars and moon phases/orbit visible through rotating sapphire disk.

The 44mm case measures 11.33mm thick despite housing complex astronomical complications, crafted entirely in 950 platinum with polished surfaces throughout maintaining classical elegance appropriate for grand complication dress watch positioning. The bezel set with 38 baguette-cut emeralds creates vibrant green border framing dial, each stone precision-cut to fit curved bezel geometry while maintaining uniform appearance and secure channel setting protecting stones during wear. Water resistance limited to 30 meters reflects dress watch orientation prioritizing case refinement over sports watch robustness, sapphire crystals front and back allowing unobstructed viewing of astronomical display and exhibition caseback revealing Caliber 240 LU CL C's architecture. Brilliant-cut diamond set at 6 o'clock position provides subtle accent complementing emerald bezel while maintaining symmetry. The rotating blue sapphire crystal disk depicts celestial map showing Milky Way, stars, and constellation patterns visible from Geneva and all cities at same latitude (approximately 46 degrees north), ellipse deposited on sapphire crystal's underside frames visible sky portion while disk rotates counterclockwise completing full revolution every 23 hours 56 minutes matching actual sidereal day (star time versus solar time). White gold skeletonized leaf-shaped hands indicate hours and minutes of mean solar time atop rotating celestial display, hands' openworked construction minimizing visual obstruction of star chart beneath. Moon phase indication shows lunar orbit and current phase through aperture with high precision requiring correction only once every 122 years, meridian passage of Sirius (brightest star in night sky) marked for astronomical reference. The self-winding Caliber 240 LU CL C measures 38mm diameter by 6.81mm thickness representing ultra-thin movement construction enabling relatively modest case profile despite complication complexity, movement comprises 315 components with 45 jewels operating at 21,600 semi-oscillations per hour (3Hz) with 38-48 hour power reserve. The 22k gold off-center mini-rotor enables automatic winding while maintaining movement thinness versus traditional central rotor, Gyromax balance ensures precision timekeeping through adjustable inertia blocks eliminating regulator index. The "LU" designation indicates lunar (moon) complications while "CL" signifies celestial (star chart) functions, movement finishing includes Geneva Seal standards with hand-beveled edges, circular graining, and polished steel parts visible through sapphire caseback. Hand-stitched shiny navy blue alligator leather strap with square scales complements celestial dial while platinum fold-over clasp set with 22 baguette-cut emeralds (0.88 carat) extends gem-set luxury beyond case, clasp's emerald integration creating cohesive jewelry presentation across entire timepiece visible even when worn.

Reference Number: 6104/13P-010

Model Family: Grand Complications

Movement: Automatic

Case Material: Platinum

Bracelet Material: Alligator Strap

Dial: Blue Celestial

Case Dimension: 44mm

Year: 2025

Condition: New

Box & Papers: Original Box, Original Papers

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