Corum · Bubble

Strap for Bubble 42 Pink MOP / Diamond

Takes 22 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width22 mm
Case diameter42 mm
ReferenceL295/03051 (aka: 295.100.29/0088 DN36)
FamilyBubble
MovementCorum caliber CO 295 Hours, Minutes, Small Seconds
CaseMother of Pearl | Rose Gold, 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 Bubble L295/03051 (aka: 295.100.29/0088 DN36)

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Bubble L295/03051 (aka: 295.100.29/0088 DN36), seen from the bench

The Corum Bubble 42 Pink MOP model features a 42 mm case with a distinctive 8 mm domed sapphire crystal that dominates the watch's design. Powered by the proprietary Corum CO 295 caliber movement, it displays hours, minutes, and small seconds on a decentered dial. The mother-of-pearl dial and 18-karat rose gold case create a luminous contrast, while stainless steel elements provide visual anchors. The 22 mm lug width is specific to the Bubble collection and requires dedicated straps due to the case's curved bayonet attachments.

Frequently asked questions

What is the lug width of the Corum Bubble L295/03051?

The lug width of the Corum Bubble L295/03051 is 22 millimetres, measured from inner edge to inner edge of the case lugs. This dimension is specific to the Bubble family and emerges from the case's distinctive domed sapphire crystal geometry. It is essential to use 22mm dedicated straps to maintain correct visual proportions and ensure comfortable wear.

What strap is best suited for the Corum Bubble L295/03051?

The ideal strap depends on intended use. For formal occasions, alligator in brown or black with vegetable tanning conveys restraint; shell cordovan in burgundy develops a patina that dialogues magnificently with rose gold. For a contemporary approach, cotton-satin NATO straps in grey or navy offer modern contrast. In summer, fine-grain rubber straps maintain the visual dome without adding visual weight.

How do I change the strap on a Corum Bubble L295/03051?

The Bubble L295/03051 uses a bayonet-style lug system. Place the watch on a soft surface, locate the small release hole on one lug and insert a precision tool (such as a dedicated strap-changing tool) to disengage the spring mechanism. Remove the old strap and insert the new 22mm strap until you hear a click of security. Professional service by a horologist is advised if unfamiliar with the procedure.

Can I use an aftermarket strap on this Corum?

Yes, provided it is specifically dimensioned 22mm and compatible with the bayonet lug system of the Bubble L295/03051. The 22mm artisanal straps offered by Milano Straps are developed and tested for this model, guaranteeing fit, aesthetics, and durability in line with luxury watch standards.

How long does a leather strap last on a Corum watch?

The lifespan of a leather strap depends on use, climate, and tanning quality. A well-maintained vegetable-tanned leather strap resists 3-4 years with moderate daily use; shell cordovan, being denser, can exceed 5 years. Exposure to constant humidity, aggressive perspiration, or direct sunlight accelerates ageing. Regular maintenance (cleaning, conditioning) and rotation between multiple straps significantly extends functional life.

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