Tank Normale 78093

Small yellow-gold Normale with a “Paris” signed dial, about 20 × 28 mm, manual windingManual windingWinding a mechanical watch’s mainspring by turning the crown. Some automatic movements also allow manual winding.; cabochonCabochonA stone polished into a smooth dome without facets. In watches, cabochons can decorate the crown or dial; the term describes the cut rather than a particular gemstone.-sapphire crown and railway minute trackRailway minute trackA minute scale whose parallel outlines and connecting marks resemble railway tracks..