Brand: SEIKOMATIC-R DIASHOCK
SM140 (07/04/19 2130)
Gender: Men's
Case no: 7Dxxxxx / 8305-5000
Function: Hour, min & sec hands with date
Caliber: 8305C
Vibrations per hour: 18,000
Production year: Dec 1967's
Driving system: Automatic winding with manual winding
Dial: Nice grayish black color dial original
Dial no: JAPAN 8305-5000T AD
Crystal: Acrylic (Some fine scratches)
Crown: Unsigned (A bit dent)
Case: Stainless steel (Fine scratches & a dent on the case side)
Dimensions of case: 32 x 40 mm (Excluding crown)
Case lug width: 18mm
Condition: Used, Working, Very fine in as found condition as you can see at the Picture
Service: Yes
Accuracy: Tested flat & it's within 60 sec. Please see the last pic
Quick set: Yes, DO NOT QUICK SET THE DAY & DATE WITHIN 10 TO 4 O'CLOCK
Pull out the crown to the first click to set date & pull out the crown to secound click to set time
(Set the time to 5.30 or 6.30 than quick set will be better)
Remarks: This watch are used in Japan