Seiko 4R57A Technical Manual page 6

Type of oil
AO-3 (Moebius A)
*1
51
0251 300
Escape wheel and pinion
54
0384 183
Yoke
56
0601 183
Stop lever
*2
・Refer to page 9 for
the oiling position
*4
61
Main plate
PARTS LIST
S-6
S-4
*1
*2
*4
6/14
Oil quantity mark
NORMAL QUANTITY
SUFFICIENT QUANTITY
48 0224 438
Center wheel with cannon pinion
49
0381 004
Click
50
0201 287
Barrel complete
52
0012 168
Yoke spring screw
53
0388 177
Yoke spring
55
0383 185
Setting lever
58
0282 183
Clutch wheel
59 0283 020
Winding pinion
*3
60
0962 183
Date corrector setting
transmission wheel A
Cal.4R57A
*3
57
0351 200
Winding stem