Longines · Symphonette

Strap for Symphonette XL Diamond / MOP

Takes 13 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width13 mm
Case diameter25 mm
ReferenceL2.307.0.87.0 (aka: L23070870)
FamilySymphonette
MovementLongines caliber L176 Hours, Minutes, Small Seconds
CaseStainless Steel

Spring bar

Swiss Standard universal spring bars

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

The Symphonette L2.307.0.87.0 (aka: L23070870), seen from the bench

The Longines Symphonette L2.307.0.87.0 is a women's timepiece with a 24.9 mm stainless steel case and Longines caliber L176 movement. This classic model features hours, minutes and small seconds. The lug width is 13 mm, a precise dimension that ensures harmonious proportions for this compact case. The steel case develops a patina over time, reflecting the refined heritage of Swiss watchmaking.

Frequently asked questions

What is the lug width of the Longines Symphonette L2.307.0.87.0?

The lug width of the Longines Symphonette L2.307.0.87.0 is 13 millimetres. This precise measurement is the Longines standard for this compact 24.9-millimetre case, ensuring harmonious proportions. All 13mm straps available on Milano Straps are compatible with this reference.

What is the best strap for the Longines Symphonette L2.307.0.87.0?

We recommend alligator or vegetable-tanned calf for the Symphonette L2.307.0.87.0: the former offers regular texture and discreet luxury, whilst the latter guarantees softness and a patina that matures over time. Both respect the understated aesthetics of the Symphonette. NATO and rubber are versatile options for daily wear.

How do I change the strap on the Longines Symphonette L2.307.0.87.0?

To change the strap, position the watch on a soft surface and use a spring bar tool or small screwdriver. Gently push the lug inward from the rear, slide out the old strap, and insert the new one, aligning it perfectly with the lug holes. The operation requires precision to avoid damaging the case.

Is the Longines Symphonette L2.307.0.87.0 compatible with aftermarket straps?

Yes, the L2.307.0.87.0 is fully compatible with aftermarket straps of 13mm lug width. Milano Straps offers a wide selection of artisanal straps certified for this measurement. Using aftermarket straps does not void your Longines warranty if the operation is performed carefully.

How long does a leather strap last on the Longines Symphonette L2.307.0.87.0?

A quality leather strap (alligator or vegetable-tanned calf) lasts 3 to 5 years with daily wear, depending on ambient humidity and frequency of use. Milano Straps' artisanal straps include an 18-month warranty and can be restored through the Casati Milano atelier.

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