Rolex · Oyster Perpetual 39

Strap for Oyster Perpetual 39 White

Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width20 mm
Case diameter39 mm
Reference114300-0004
FamilyOyster Perpetual 39
MovementRolex caliber 3132 Hours, Minutes, Seconds | Chronometer
CaseStainless Steel

Recommended spring bar

Spring bars Rolex Submariner 16613 — 20mm

Technical match for lug width and diameter · lug 20 mm · Ø 1.5 mm

All Rolex spring barsOpen →

Straps for the Oyster Perpetual 39 114300-0004

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Oyster Perpetual 39 114300-0004, seen from the bench

The Oyster Perpetual 39 114300-0004 features a 39 mm stainless steel 904L case with automatic Perpetual movement and monochromatic dial without date complication. It houses the Rolex caliber 3132, COSC-certified chronometer, ensuring precision of ±2 seconds per day. The 20 mm lug width is standard for this model and compatible with aftermarket straps, positioned between the case lugs for perfect fit without play.

Frequently asked questions

What is the lug width of the Rolex Oyster Perpetual 39 114300-0004?

The lug width of the Rolex Oyster Perpetual 39 114300-0004 is 20 mm. This measurement is the distance between the two spring bars (pins) that connect the case to the watch lugs. Any compatible aftermarket strap must measure exactly 20 mm in width to fit perfectly without forcing or play. Always verify this measurement before purchasing a replacement strap.

Which strap is recommended for the Rolex Oyster Perpetual 39 114300-0004?

For this model, we recommend alligator leather with vegetable tanning (cognac or black), shell cordovan, or full-grain calf leather. These materials deliver formal elegance consistent with the watch's minimalist identity. For a more sporty profile, FKM rubber or a nylon NATO strap offer practical durability. Your choice depends on intended use and personal aesthetic preference.

How do I change the strap on a Rolex Oyster Perpetual 39?

Changing the strap requires a spring bar tool to remove the pins from the lugs. Position the watch case-up, insert the tool into the pin slot and lift gently. Once the pin is removed from the first lug, repeat on the opposite side. Align the new strap holes with the pins and press firmly until you hear a click, confirming secure closure. If uncertain, seek professional assistance.

Can I use an aftermarket strap on a Rolex Oyster Perpetual 39 114300-0004?

Yes, absolutely. An artisanal aftermarket strap from a specialist maker offers superior quality compared to generic options and allows you to personalise your watch to your taste. The critical requirement is verifying exact lug width (20 mm) and selecting a material suited to your intended use. Always choose brands with proven expertise on Rolex models and documented warranty coverage.

How long does an artisanal leather strap last on a Rolex Oyster Perpetual 39?

A high-quality leather strap with vegetable tanning and proper care typically lasts 4–7 years of daily wear. Durability varies by material: alligator and shell cordovan tend to outlast other leathers due to natural robustness. Regular maintenance—cleaning, occasional conditioning, and protection from extreme humidity—significantly extends strap life. A rubber strap, by contrast, typically lasts 5–8 years depending on UV exposure and mechanical stress.

The next step

The right strap isn't chosen. It is built, together.

From the atelier appointment to delivery, every step is made for those who know that things done well take time. Rare leathers, one piece at a time, eighteen months of warranty.

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Casati Milano · Via XX Settembre 15, Milan · by appointment only