Strap for World Time 5130

The Patek Philippe Complications 5130J-001 features a lug width of 20 millimetres. This measurement represents the internal distance between the two lugs of the case, and is the fundamental parameter for selecting compatible straps. The 20-millimetre lug width, combined with the 39.50-millimetre case diameter, ensures balanced proportions and refined aesthetics characteristic of the World Time collection.

For the 5130J-001, we primarily recommend a high-grade alligator strap, dyed in chocolate brown or black, as it enhances the nobility of 18-carat gold and the movement's complexity. An excellent alternative is vegetable-tanned calf leather, which ages magnificently. For a more sporty option, shell cordovan offers inherent lustre, whilst a canvas NATO strap provides informal versatility. Avoid synthetic or common leathers: a Patek Philippe deserves materials that develop patina with dignity.

The strap on the 5130J-001 is changed using a dedicated spring bar removal tool that releases the pins fastening the strap to the case lugs. Gently press the pin inward from the base of the case, slide off the old strap, and insert the new one into the same holes. We recommend having the operation performed by a qualified watchmaker or Casati Milano's atelier to avoid scratching the case or damaging the delicate World Time mechanisms.

Any strap with a 20-millimetre lug width is compatible with the 5130J-001, provided it presents adequate curvature to conform to the bombé shape of the case. Casati Milano's artisanal straps are dimensioned specifically for this measurement and assembled using sartorial techniques that ensure perfect aesthetic integration. Always verify compatibility with your retailer before purchase.

A high-quality leather strap — alligator, vegetable-tanned calf, or shell cordovan — has an average lifespan of 5–7 years with ordinary daily use. Longevity depends on maintenance: avoid prolonged moisture exposure, protect from excessive perspiration, and perform regular cleaning with specialised products. Casati Milano straps include an 18-month guarantee against manufacturing defects and are crafted using artisanal techniques that extend service life and facilitate any necessary restoration.