Seiko 7N21-0A10

Ligne: 5.5 x 6.75'''

The Seiko 7N21-0A10 watch movement is equipped with an analog display, featuring a traditional sweeping seconds hand. It relies on a quartz mechanism for accurate timekeeping.

The Seiko 7N21-0A10 features the following functions:

Analog Display
Quartz Movement
Sweep Seconds

Balance Staff Listing

Ronda Reference #	Shock System	Buy

Mainspring Listing

Dimensions	GR Reference #	End Type	Buy

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
BATTERY	379		Buy part
CENTER WHEEL, SS	206/883		Buy part
CIRCUIT BLOCK	X/12091	8201-E4510	Buy part
CIRCUIT PLATE	X/12090		Buy part
CLUTCH LEVER COMB	435/1190	4040-E4510	Buy part
CLUTCH WHEEL	407/1266	4271-A0520	Buy part
COIL BLOCK	X/12095	8710-E4510	Buy part
FIFTH WHEEL	M/4269	2550-D3520	Buy part
FOURTH WHEEL, SS	227/1117		Buy part
HOUR WHEEL, SS HT	255/1244	4200-D3520	Buy part
INSULATING SPACER	X/12093	8450-E4510	Buy part
MINUTE WHEEL	260/1355	4230-E4510	Buy part
NEGATIVE(-) POWER CONNECTION	X/12092	4401/ORI 5FB	Buy part
ROTOR	X/12094	4211/BEN 5FB	Buy part
SCREW, CASE	0012456	5110/1030	Buy part
SET LEVER	443/1733	4100-E4510	Buy part
SETTING WHEEL	450/1302	4260-E4510	Buy part
STATOR	X/12096	8830-E4510	Buy part
STEM, TAP 11	401/1186	901-E45360	Buy part
THIRD WHEEL	210/1641		Buy part
TRAIN BRIDGE SPACER	X/12089		Buy part
TRAIN WHEEL SET LEVER	M/4271	4150-E4510	Buy part
YOKE HOLDER	M/4270	4070-E4510	Buy part

Watch Database