Ref. 5059 is a automatic-winding mechanical using the Patek Philippe 315 SQR caliber. It is with Cotes de Geneve, beveled and hallmarked with the Geneva Seal. The functions include hours, minutes, seconds and perpetual calendar. The perpetual calendar displays date, day, month, year and moonphase.

The four-piece 18k yellow-gold case has a diameter of 36mm and a thickness of 12.8mm. It comes with curved sapphire crystal and a hollowed bezel.
Equipped with a gold crown with case protection, it has 4 correctors in the middle. The snap-on back displays the movement through a sapphire crystal. It is water resistant to 25 meters.
The white-gold dial has printed Roman numerals and minute track. The indications include month at 3 with moonphase at 6 and day at 9. The four-year cycle sits on 12 with center date retrograde hand in black-oxidized gold.
In addition, it has black oxidized gold leaf-style hands. The crocodile leather strap has screw-on attachment with a fold-over gold clasp with logo. It is also available in white-gold, pink-gold or platinum.
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