Rado · Oval

Strap for D-Star Ceramos Automatic

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

Lug width20 mm
Case diameter30 mm
ReferenceR15947153
FamilyOval
MovementETA caliber 2681 hours, minutes, seconds | date
CaseCermet, Stainless Steel

Spring bar

Swiss Standard universal spring bars

The right category for this model · 316L steel, all lug widths 13–26 mm

Straps for the Oval R15947153

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Oval R15947153, seen from the bench

The Rado Oval R15947153 is a dress watch with a 30mm oval case made from Cermet, a ceramic-metal hybrid material, combined with stainless steel for structural elements. It is powered by the ETA 2681 caliber and features hours, minutes, seconds, and date display. The 20mm lug width matches the case proportions and suits formal and daily wear. The Cermet material provides scratch resistance and a distinctive patina.

Frequently asked questions

What is the lug width of the Rado Oval R15947153?

The lug width of the Rado Oval R15947153 is 20mm. This is the distance between the two spring bar attachment points on the case where the strap is fitted. By measuring this correctly with a digital calliper or soft ruler, you will ensure you order a compatible strap that adheres perfectly to the case.

What is the best strap for the Rado Oval R15947153?

The best strap depends on usage and aesthetic preferences. For formal wear, we recommend natural alligator with vegetable tanning or shell cordovan, which develop a rich patina over time. For everyday versatility, high-quality calf leather offers comfort and durability. For a casual approach, cordura NATO or haute couture rubber straps are ideal for warm climates and quick changes.

How do you change the strap on the Rado Oval R15947153?

To change the strap on the R15947153, you need to remove the spring bars connecting the strap to the case. Using a dedicated tool (spring bar tool), gently press downward on one side of the spring to loosen it, then remove the old strap. Insert the new strap by aligning the holes with the case attachments and click the springs into position. Always verify that the springs are securely fastened before wearing the watch.

Which aftermarket straps are compatible with the Rado Oval R15947153?

Any strap with a 20mm lug width is compatible with the R15947153. You can choose from leather (alligator, calf, cordovan), fabrics (NATO, canvas), rubber and other materials. Ensure that the strap thickness in the lug area does not exceed 3-4mm to guarantee correct fit. Milano Straps offers a wide selection of 20mm straps customisable according to your aesthetic preferences.

How long does a leather strap last on the Rado Oval R15947153?

The lifespan of a leather strap depends on the material, tanning method and usage. A high-quality alligator or calf strap with vegetable tanning can last 3-5 years with moderate daily use. Shell cordovan has superior longevity (5-7 years) due to fibre density. Leather develops a characteristic patina over time, making the strap even more appealing. To extend lifespan, avoid prolonged water exposure and apply specialist conditioner every 6-8 months.

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