SJ Production presents Cartier Santos Skeleton Series Nk1, the first launch from SF, creating the ultimate 1:1 replica. Parameters synchronized with the authentic model: case diameter 39.8mm, movement Swiss Ronda 4S20 modified quartz movement, case thickness 9.08mm. Dial color: skeleton; dial shape: square. SKU: black, silver with silver ring, silver with rose gold ring, silver with gold ring. Strap colors: black, blue, brown, green, made of imported calfskin. Clasp type: double folding clasp. Transparent case back: yes. Sapphire crystal: yes. Hands: blue blued steel hands; the black version features imported green luminous. Crown: gem-set crown. Recommended by Sanjie as an exquisite quartz watch for men. SJ meticulously crafts hyper-realistic product images for you.