Premium calfskin with Teju lizard grain, stitched. TOPAS BASIC A beautiful Teju lizard grain allows this fine calfskin watchstrap of the BASIC collection to have such an elegant and attractive effect. This carefully worked leather watchstrap is a stylish accessory for exclusive men’s and ladies wrist watches. The exceptionally luxurious leather watch strap is available in the trendy colours black, red, green, dark blue, grey, dark brown & golden. TOPAS BASIC is a calfskin watch strap for sophisticated wrist watches.