Patek Philippe Grandmaster Chime 175th Anniversary
For you to commemorate its 175th anniversary (released in 2014), Patek Philippe launched the Grandmaster Chime Ref. 5175R-001. Back then, it was the brand's hardest timepiece, limited to only 8 pieces (6 sold to scary collectors, 1 acquired with the Patek Philippe Museum). The idea embodied over 100, 000 hours of research along with development, boasting 20 issues and 6 technical patents, including two world firsts: a striking alarm along with a date chime.
Background and Setting
Founded in 1839, Patek Philippe celebrated its one hundred and seventy fifth anniversary in 2014. Ref. 5175R is the pinnacle on the commemorative collection and the brand's first reversible watch which has a reversible mechanism integrated into the actual lugs, paying tribute in order to 175 years of watchmaking historical past with top-tier complications.
Core Specifications and Design
Event and Dial: 47. 4 mm 18K rose gold event (214 parts), bezel in addition to lugs with hand-engraved gloria leaf pattern; both sides are generally sapphire crystal, both calls are 18K gold milky white silver:
Time/Striking Switch: Roman numerals, central guilloché guilloché, displaying local time period, second time zone (with day/night indicator), striking mode, reserve of power, etc .;
Perpetual Calendar Call: Central four-digit year exhibit, surrounding with instantaneous continuous calendar information including moment of the week, month, day, leap year, etc .
Activity: Manual-winding movement Cal. GS AL 36-750 QIS FUS IRM, 37 mm throughout diameter, 1366 parts, 108 jewels; power reserve ≥72 time, with a striking system reserve of power of up to 30 hours; pre-loaded with 4 mainspring barrels, some sort of three-gong structure, enabling your five different acoustic functions: fantastic sonata, petite sonata, small striking, alarm, and time striking.
patek philippe Grandmaster Chime 175th anniversary
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20 complications: which include grand sonata, petite sonata, minute striking, date impressive, alarm, second time zone, fast perpetual calendar (with four-digit year), moon phase, combined power reserve display, and singled out striking display, with time as well as date readable on both watch dials.
Patent Highlights: In addition to the beginning alarm and date blend, it also features six patents, including a fully separate process for silent striking, 13, 000 lever for switching stunning modes, reversible lugs, and also a mechanical structure linking the particular four-digit year display to be able to leap cycles.
Accessories: Features a large square-scale alligator buckskin strap and an 18 CARAT rose gold hand-engraved folding buckle; the watch is accompanied by a inlaid case crafted from 16 types of wood (including Makassar ebony), containing a commemorative gold medallion and a finish set of documents.
