Tank Must watch, small model, photovoltaic SolarBeat™ movement. Steel case, beaded crown set with a synthetic cabochon-shaped spinel, silvered dial, blued-steel sword-shaped hands, light green strap (made with non-animal leather), steel ardillon buckle. Case dimensions: 29.5 mm x 22 mm, thickness: 6.6 mm. Water-resistant to 3 bar (approx. 30 meters).