No products in the cart.
Return To ShopWatch Database
Seiko 5Y39-6B20
The Ronda caliber 5040.B is a quartz chronograph watch movement that incorporates various functions including chronograph, hours, minutes, small seconds, 1/10 seconds, chronograph central seconds, 30 minutes counter, 10 hour counter, and big date. These functions provide precise timekeeping and advanced chronograph capabilities in this watch movement.
The Seiko 5Y39-6B20 features the following functions:
- 1/10 seconds
- 10 hour counter
- 30 minute counter
- Big date
- Chronograph Movement
- Hours
- Minutes
- Small 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 CLAMP | X/14884 | 3601.109 | Buy part |
| BATTERY INSULATOR | X/14877 | 3603.034 | Buy part |
| CIRCUIT | X/14883 | 3612.144.5040 | Buy part |
| CLUTCH GEAR | Buy part | ||
| COIL | X/14882 | 3621.053RK | Buy part |
| COIL, BLUE | X/14875 | 3621.055RK | Buy part |
| COIL, RED | X/14876 | 3621.054RK | Buy part |
| DATE DIAL SET | X/14893 | 3504.216.AF | Buy part |
| DATE DRIVE WHEEL | A/9803 | 3004.224.CO | Buy part |
| SCREW, BATTERY CLAMP | X/14917 | 4000.250 | Buy part |
| SET BRIDGE | 445/1561 | 3905.049 | Buy part |
| SET LEVER | 443/1831 | 3017.049 | Buy part |
| STEM, T10 | 401/1588 | 3000.177.CO | Buy part |
All watch database content © EmmyWatch LLC. Unauthorized redistribution of content is strictly prohibited. All rights are reserved.
