Jaeger-LeCoultre · Geophysic

Strap for Geophysic 1958 Stainless Steel

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
Reference8008520 (aka: Q8008520)
FamilyGeophysic
MovementJaeger-LeCoultre caliber 898/1 Hours, Minutes, Seconds
CaseStainless 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 Geophysic 8008520 (aka: Q8008520)

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Geophysic 8008520 (aka: Q8008520), seen from the bench

The Geophysic 1958 Stainless Steel (ref. 8008520) is a contemporary tribute to Jaeger-LeCoultre's 1958 original, designed for intense magnetic fields in extreme research conditions. The 38.5mm stainless steel case features an integrated bracelet design where the lug and case form a single metal body. Powered by the Jaeger-LeCoultre caliber 898/1, it displays hours, minutes, and seconds with mechanical precision. The 20mm lug width accommodates standard aftermarket straps.

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