Oris Artelier Pointer Day Men’s Watch # 64575964051MB. Silver round guilloche dial with applied indices. Stainless steel case with see-through mineral crystal skeleton case back. Stainless steel metal bracelet with locking clasp. Polished steel bezel. Scratch-resistant sapphire crystal with anti-reflective treatment. Pointer day centre hand. Date calendar function. Small seconds sub dial. Automatic self-winding movement. Water resistant to 30m. Approximate case size: 45mm. Model Number: 645 7596 40 51 MB 645-7596-40-51-MB.