Longines Spirit MK2 Chronograph Watch

42mm, matte ceramic bezel, sapphire crystal, bidirectional rotating bezel, screw‑in crown, 100‑meter water resistance. Available in steel bracelet, leather straps and NATO fabric straps, original‑spec folding buckle. Modified Cal.L791 based on 7750 automatic‑winding movement, 68‑hour power reserve, COSC certified.