Brand: SEIKO 5 SPORTS
S5S57 (31/12/18 1330)
Gender: Men's
Case no: 16xxxx / 7019-6040
Function: Hour, min & sec hands with date & english or kanji day wheel
Caliber: 7019A
Vibrations per hour: 21,600
Production year: June 1971's
Driving system: Automatic winding
Dial: Nice black color dial original
Dial no: JAPAN 7019-6050S
Crystal: Glass
Bezel: Inner bezel can be rotate
Case: Stainless steel (Fine scratches)
Dimensions of case: 41 x 42.5 mm (Excluding crown)
Case lug width: 18mm
Band: Signed SEIKO 5 SPORTS bracelet original (Fine scratches) 19.8cm
Condition: Used, working, very fine in as found condition as you can see at the Picture
Service: -
Accuracy: Tested flat & it's within 60 sec. Please see the last pic
Quick set: Yes, Do not quick set the day or date within 10 to 4 o'clock
Press the crown to set date or pull out the crown to the first click to set day or pull out the crown to secound click to set time (Set the time to 5.30 or 6.30 than quick set the day or date will be better)
Remarks: This watch are used in Japan