The Longines Master Collection L2.673.4.78.3
Movement: automatic-winding caliber L678; 13/1%4 lines; 48-hour power reserve; 25jewels; 28,800 vph.
Functions: hours, minutes; seconds and 24-hour indicator at 9; date; day and month at 12; moonphase at 6; chronograph: center 60-second hand, 12-hour counter at 6 and 30 minute counter at 12.
Case: stainless steel; 40mm; antireflective sapphire crystal; sapphire crystal case-back; water resisteant to 3atm.
Dail: silver-finished stamped "barleycorn"; nine Arabicnumerals; blued-steel hands; black-painted minute track, 31-day calendar.
Strap: dark brown alligator; triple-folding safety clasp.
