Alpina Alpiner Extreme steel automatic chronograph bracelet steel Case stainless steel polished and satin-finished, case diameter without crown 41mm, case height 11.5mm. Stainless steel bezel with 6 screws, polished and satin-finished. Stainless steel bracelet, polished and satin-finished, concealed stainless steel double safety folding clasp with manufacturer's logo. Silver-colored dial with applied stainless steel luminous indices and luminous hands. Automatic movement, chronograph, Alpina al-730 caliber with 27 gemstones. Hour and minute display via hands from the center, small second with stop-seconds for setting the time to the second at 9 o'clock, date display with quick adjustment between 4 and 5 o'clock. Scratch-resistant sapphire crystal. Screw-down crown with manufacturer's logo. Stainless steel back with 4 screws and engraving with sapphire crystal viewing window. Weight of the watch including bracelet 188g, length of the bracelet including case 200mm. Water resistant to 20 atm. Reference number: al-730SB4AE6B, case number: 4014XXX, id: ST254635661123H-2995, item number: 10000072124. Original Alpina box with outer box and guarantee papers, full set. New. Immediate delivery time.