
The Citizen 7610 watch movement was developed exclusively for Mido during the period from 1959 to 1960. It features a base plate derived from the AS 1131/1132 movement and was specifically designed for the Ocean Star collection. Notable characteristics include an optional Fonto regulator with a mobile stud carrier and adjustable regulator pin-width. Additionally, the movement offers automatic winding, sweep seconds, and incorporates Incabloc Shock Protection for enhanced durability.
The Citizen 7610 features the following functions:
| Ronda Reference # | Shock System | Buy |
|---|
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.35 x 0.090 x 250 x 8.0 mm | Auto | Buy mainspring |
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
| Part Description | Reference # | Alternate | Buy |
|---|---|---|---|
| CROWN, WHT MALE 4.20 4.70 | M/1378 | 3201/MID #17W | Buy part |
| CROWN, WHT MALE 4.20 X 4.70 | 17W/MID | 3201/MID | Buy part |
| CROWN, YEL MALE 4.20 X 4.70 | 17Y/MID | 3201Y/MID | Buy part |
| CROWN, YELLOW W/MALE END | M/1379 | 3201/MID #17Y | Buy part |
| CRYSTAL, BLK/PNK 32MM RD MNTRK | M/1224 | 51/3R-32MM MIDO | Buy part |
| CRYSTAL, BLK/WHT 32MM RD MNTRK | M/1221 | 51/1R-32MM MIDO | Buy part |
| CRYSTAL, BLK/YEL 32MM RD MNTRK | M/1222 | 51/2R-32MM MIDO | Buy part |
| CRYSTAL, GRY 32MM RAD MIN TRK | M/1086 | 41R-32MM MIDO | Buy part |
| CRYSTAL, PNK 32MM RAD MIN TRK | M/1220 | 31R-32MM MIDO | Buy part |
| CRYSTAL, WHITE 30.9MM | M/1263 | 11-30.9MM MIDO | Buy part |
| CRYSTAL, WHITE 30.9MM RADIUM | M/1264 | 11R-30.9MM MIDO | Buy part |
| CRYSTAL, WHT 32MM RAD MIN TRK | M/1218 | M/1218 | Buy part |
| CRYSTAL, YEL 32MM RAD MIN TRK | M/1087 | M/1087 | Buy part |
| STEM, SPLIT MIDO OCEAN STAR | 360/272 | Buy part |
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