In the listing, the terms 'Custom' and 'Custom made' signify that the part(s) have been uniquely crafted and are not sourced from the Patek Philippe factory or associated with Patek Philippe.
◾️Watch Description:
Movement
Brand: Patek Philippe & Cie. Genève
Movement number: 199309
Year of production: 1920-1925
Caliber: Uncertain, but appears to be a "Lepine"-type movement
Finish: Black rhodium
Decoration: Handcrafted, thematic (medical theme), galvanic coating
Power reserve: 32 hours
Jewels: 15 (approximately, not confirmed)
Case
Dimensions: Diameter ~46 mm, thickness ~13 mm
Material: 18K yellow gold (750 fineness)
Finish: Polished
Water resistance: Present
Gemstones
Details: 8 diamonds on the dial
Crystal
Material: Front and back sapphire crystals
Strap and Buckle
Strap size: 22mm/20mm
Strap material: Black crocodile leather with blue stitching
Buckle material: 18K yellow gold (750 fineness)
Dial
Material: Sterling silver (925 fineness)
Hour markers: Roman numerals at 3, 6, and 9; initials at 12; diamonds for the rest
Skeletonization: Handcrafted, thematic (medical theme)
Engraving: Handcrafted, thematic (medical theme)
Finish: Black rhodium, yellow gold, black enamel
Hands and Screws
Hands: Polished steel with thermal bluing, handcrafted
Screws: Polished, blued
Factory Marks
Engraving on the barrel bridge: Patek, Philippe & Cie. Genève with serial number 199309
Handcrafted Features
Dial: Engraving and skeletonization, galvanic painting, enamel, inlay
Movement: Engraving, skeletonization, galvanic coating
Case: Polished finish
Strap: Handcrafted
Project Complexity
Level: High
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