Longines · DolceVita

Strap for DolceVita 16 Quartz Two Tone Pink Diamond

Takes 12 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width12 mm
Case diameter16 mm
ReferenceL5.158.5.99.7 (aka: L51585997)
FamilyDolceVita
MovementLongines caliber L963 hours, minutes | date
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

The DolceVita L5.158.5.99.7 (aka: L51585997), seen from the bench

The DolceVita represents the rectangular collection of Longines, characterized by essential lines and balanced proportions. It is equipped with the quartz caliber L963 with hour, minute and date indication. The case features 12mm lugs, which give a compact wrist presence.

Frequently asked questions

What is the lug width of the Longines DolceVita L5.158.5.99.7?

The lug width of the Longines DolceVita L5.158.5.99.7 is 12mm. This dimension is precisely calculated for the rectangular case profile measuring 16mm in diameter. To verify it, position a digital calliper perpendicular to the two case lugs (the metal protrusions where the strap attaches). A 11mm strap would be too loose, whilst a 13mm strap would not fit correctly into the lug slots.

What is the best strap material for the Longines DolceVita L5.158.5.99.7?

Alligator is the most aesthetically coherent choice: its regular grain and rectangular scale pattern amplify the Art Déco language of the case. Vegetable-tanned calf develops a natural patina and improves with age. Shell cordovan delivers unmatched lustre and structural rigidity. Vulcanised rubber is ideal for daily and aquatic use, especially paired with a stainless steel deployant clasp.

How do I change the strap on the Longines DolceVita L5.158.5.99.7?

The strap is replaced using a spring bar removal tool. Locate the two metal lugs on either side of the case, insert the flat tip of the tool into the small lateral hole of each spring bar, apply gentle downward pressure to release the spring mechanism, then extract the bar. Insert the new 12mm strap into the first lug, position the spring bar and let it click into full engagement. Repeat for the opposite side. If uncertain, consult a certified watchmaker.

Is an aftermarket strap compatible with the Longines DolceVita L5.158.5.99.7?

Yes, any strap with a 12mm lug width is compatible, provided the bar endings have the correct rectangular configuration. Milano Straps artisanal straps are specifically crafted for this dimension and guarantee precise fit, certified leather quality and professional finishing.

How long does a leather strap last on the Longines DolceVita L5.158.5.99.7?

A high-quality artisanal alligator or calf strap has an average lifespan of 4–6 years with moderate daily wear. Alligator ages more slowly than calf due to its more fibrous hide structure. Factors such as humidity, sun exposure and frequency of use influence durability. Vulcanised rubber exhibits superior longevity (8–10 years). Regular maintenance (light cleaning, occasional conditioning with dedicated creams) significantly extends strap 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