Seiko 5Y23-8A20

Ligne: 1.5'''

Frequency: 21600 vph

The Seiko 5Y23-8A20 watch movement is an automatic movement that features a sweep seconds hand and operates at a beat rate of 21600 vibrations per hour.

The Seiko 5Y23-8A20 features the following functions:

Automatic Winding
Sweep Seconds

Balance Staff Listing

Ronda Reference #	Shock System	Buy

Mainspring Listing

Dimensions	GR Reference #	End Type	Buy
1.20 x 0.105 x 320 x 10.0 mm	GR2936X	Auto	Buy mainspring

Incabloc Part Listing

Block # (Top/Bottom)	Cap Jewel # (Top/Bottom)	Spring # (Top/Bottom)

KIF Part Listing

Block # (Top/Bottom)	Cap Jewel # (Top/Bottom)	Spring # (Top/Bottom)

Documents

Parts Listing

Part Description	Reference #	Alternate	Buy
ADD PAWL WINDING WHEEL	A/6442	1530/FF 90-4	Buy part
ADD PAWL WINDING WHEEL W/JL	A/6443	1530/1/FF 90-4	Buy part
AUTO BRIDGE	A/6513	1142/FF 90-4	Buy part
BARREL	182/1195	182/FF 90-4	Buy part
BARREL ARBOR	195/1261		Buy part
BEARING WHEEL W/WEIGHT BUSHING	A/6508	1498/FF 90-4	Buy part
CANNON PINION, SS HT 1.80	245/764	245/FF 90-4	Buy part
CASE CLAMP (LONG)	A/6515	166/1/FF 90-4	Buy part
CASE CLAMP (SHORT)	A/6436	166/FF 90-5	Buy part
CENTER WHEEL, SS	206/681		Buy part
CLICK	425/923		Buy part
CLICKSPRING	430/894		Buy part
CLICKSPRING	430/983		Buy part
CLUTCH LEVER	435/894		Buy part
CLUTCH WHEEL	407/1016		Buy part
CORRECTING PINION (DATE)	A/6447	2544/FF 90-5	Buy part
CROWN WHEEL	420/1197		Buy part
CROWN WHEEL CORE	422/645	423/FF 90-4	Buy part
DOUBLE INTERMEDIATE WHEEL	A/6446	2543/FF 66-4	Buy part
DRIVING GEAR	A/6438	1482/FF 90-4	Buy part
ESCAPE WHEEL, S/S	705/1240		Buy part
FOURTH WHEEL, SS HT 5.10	227/628		Buy part
FRAMEWORK	A/6512	1134/FF 90-4	Buy part
HOUR WHEEL, SS HT 1.30	255/513	255/FF 65	Buy part
MAIN SPRING W/BRIDLE	A/6553	771/FF 90-4	Buy part
MAINSPRING 1.20-.105-320 10	MSS-WA33	GR 2936-X	Buy part
MINUTE WHEEL	260/224	260/FF 553-2N	Buy part
OSCILLATING WEIGHT	A/6514	1143/1/FF 90-5	Buy part
OSCILLATING WEIGHT AXLE	A/6441	1496/FF 90-4	Buy part
OSCILLATING WEIGHT BOLT(GIB)	A/6440	1491/FF 90-5	Buy part
PALLET ARBOR, 40-90-09	72S/80P	72S/80P	Buy part
PALLET FORK, S/S	710/285		Buy part
PAWL WINDING WHEEL W/PINION	A/6439	1488/FF 90-4	Buy part
RATCHET WHEEL	415/1202		Buy part
REDUCTION GEAR	A/6437	1481/FF 90-4	Buy part
REGULATOR W/STUD HOLDER	301/1288	307/FF 90-4	Buy part
ROLLER 180X75X36	82S/40R	730/31	Buy part
SCREW, AUTO BRIDGE	A/6444	51142/FF 90-4	Buy part
SCREW, BALANCE BRIDGE	5110/758	5121/FF 90-4	Buy part
SCREW, CASE CLAMP	A/6517	5166/FF 90-4	Buy part
SCREW, CROWN WHEEL	5420/716		Buy part
SCREW, DATE DIAL GUARD	A/6450	52535/FF 90-5	Buy part
SCREW, DIAL SIDE	5750/629		Buy part
SCREW, FRAMEWORK	A/6516	51134/FF 90-4	Buy part
SCREW, OSCILLATING WEIGHT AXLE	A/6445	51496/FF 90-4	Buy part
SCREW, PALLET BRIDGE	5125/424		Buy part
SCREW, RATCHET WHEEL	5415/600		Buy part
SCREW, SET BRIDGE	5445/446		Buy part
SCREW, SS BEARING PLATE	5342/37	5343/FF 90-5	Buy part
SCREW, STUD	5738/405		Buy part
SET BRIDGE	445/1167	445/FF 90-5	Buy part
SET LEVER	443/335		Buy part
SET SPRING	440/936		Buy part
SET WHEEL	450/1022		Buy part
STAFF, HSP .45 INCA	100/2650		Buy part
STEM	200/1682F	200/FF 90-5	Buy part
STEM, MALE OA 8.76	360/469	360/FF 90.5	Buy part
SWEEP SECOND BEARING PLATE	342/80	343/FF 90-4	Buy part
THIRD WHEEL	210/1305	210/FF 908	Buy part
WINDING PINION	410/1232		Buy part

Watch Database