SPB515J1 SEIKO PROSPEX SPEEDTIMER The Seiko SPB515 is from Seiko's Prospex collection and is in the Speedtimer series. The series pays homage to Seiko's first stopwatch as well its long standing history of being the timekeepers of the sport world. This watch is automatic boasting 3 days of power reserve. The design features some vintage callbacks like the multi-row bracelet. SPECIFICATIONS MOVEMENT CALIBER NUMBER 6R55 MOVEMENT TYPE AUTOMATIC WITH MANUAL WINDING PRECISION +25 TO -15 SECONDS PER DAY POWER RESERVE APPROX. 72 HOURS (3DAYS) JEWELS 24 FUNCTIONS STOP SECOND HAND FUNCTION CASE/BAND CASE MATERIAL STAINLESS STEEL (SUPER HARD COATING) CASE SIZE THICKNESS: 12.0 MMDIAMETER: 39.5 MMLUG-TO-LUG: 44.5 MM CRYSTAL CURVED SAPPHIRE CRYSTAL CRYSTAL COATING ANTI-REFLECTIVE COATING ON INNER SURFACE CLASP THREE-FOLD CLASP WITH PUSH BUTTON RELEASE BRACELET LENGTH 197.0 DISTANCE BETWEEN LUGS 20 OTHER DETAILS WATER RESISTANCE 20 BAR FEATURES SCREW CASE BACK
