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Patek Philippe Calatrava Reference 5015-J Wristwatch

ProbableCredible evidence exists but classification is not fully established.

Record status

Individual type · partial

Period

circa 1994-1999

Maker / issuer

Patek Philippe

This Patek Philippe Calatrava wristwatch, reference 5015-J, is constructed from 18k yellow gold and features a power reserve display and moon phase indicator. The watch is defined by a hinged case back that opens to reveal the movement.

It is fitted with an 18k yellow gold buckle and a leather strap, both bearing Patek Philippe signatures. The watch has a recorded total weight of 68.02 grams. Attributed to the period of circa 1994 to 1999, the timepiece originates from the collection of Colonel John "Jack" L. Milton (1923-2025). The auction description reports that the movement operates and the hands move, although long-term performance remains unverified.

The watch is sold without original box or papers, and the report notes surface scratches on the case and buckle, alongside signs of wear on the leather strap.

Evidence at a glance

Linked sources
1
Photograph views
1
Catalogue references
0

Counts describe this entry’s documentation, not authenticity, rarity or completeness. Photographs may show one specimen; check each caption and licence.

Technical characteristics

Type
Calatrava with power reserve and moon phase
Maker
Patek Philippe
Period
circa 1994-1999
Weight
68.02 grams
Material
18k yellow gold
Reference
5015-J
Provenance
Colonel John "Jack" L. Milton
Maker / attribution
Patek Philippe

Design

Case and Dial
The Patek Philippe 5015-J is crafted from 18k yellow gold and presents with a distinctive hinged case back, which functions as a secondary protective cover for the movement. The dial is equipped with multiple complications including a power reserve indicator and a moon phase display. The watch is secured with a leather strap and is finished with an 18k yellow gold buckle signed by the manufacturer. Surface condition reports from the auction house indicate visible scratches on both the case and the buckle. The leather strap shows signs of wear, consistent with the reported history of the watch within the collection of Colonel John L. Milton. The total weight of the object is recorded at 68.02 grams.
Visible features
• Hinged case back with movement cover • Power reserve scale on dial • Moon phase aperture at lower left • 18k yellow gold buckle stamped with PP Co.
Movement and Functionality
The watch features a movement visible beneath the hinged case back. According to the auction description provided by the Potomack Company, the watch is currently functional, with the hands moving as intended at the time of inspection. Documentation regarding the specific caliber or service history is not provided, and the watch is sold as an individual lot without its original manufacturer's box or accompanying certification papers.
Provenance and Documentation
This timepiece was previously part of the collection of Colonel John "Jack" L. Milton (1923-2025), a resident of Arlington, Virginia. The attribution of the watch's manufacturing period is dated by the source to approximately 1994 to 1999. The item was catalogued as lot 4009 for an auction scheduled by the Potomack Company.

Identification

Reference
5015-J
Lot Number
4009
Serial number
2938847
Source note
Facts transcribed from the linked source listing or collection record. Attribution and specifications are source-reported and have not been independently authenticated.

Catalogue references

No catalogue numbers recorded. Numbers are only published once transcribed from a verified edition of a standard catalogue — they are never inferred.

Research required

  • Research required: Long-term movement performance is not guaranteed
  • Research required: Provenance is linked to Colonel John L. Milton, but not further authenticated
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