The Seiko 9119A is a robust and accurate quartz analog movement widely respected for its reliable performance and simple functionality. Introduced during the 1980s, this caliber is part of Seiko’s lineup of precise quartz movements designed for everyday watches. It provides users with dependable timekeeping and a practical date feature, making it a staple in many Seiko timepieces.

Technical Specifications

• Caliber Number: 9119A

• Movement Type: Quartz (Analog)

• Display:

  • Hours, minutes, seconds hands

  • Date window positioned at 3 o’clock

• Accuracy: Approximately ±20 seconds per month

• Battery Type: SR927W (1.55V silver oxide)

• Battery Life: Around 2 to 3 years

• Jewels: None (fully electronic quartz movement)

• Crown Positions:

  • Position 0: Normal operation

  • Position 1: Date adjustment

  • Position 2: Time adjustment

Key Features

Precise Quartz Timekeeping

Powered by a quartz oscillator and regulated by an integrated circuit, the 9119A ensures accurate timekeeping within ±20 seconds per month, making it reliable for daily wear.

Date Display

This movement includes a date complication, typically shown through a window at the 3 o’clock position. The date can be manually adjusted via the crown.

Efficient Power Usage

The movement operates on an SR927W silver oxide battery designed for efficient energy consumption, enabling a battery lifespan of approximately two to three years.

Operating Instructions

Setting the Time

1. Pull the crown to the second click (Position 2).

2. Rotate the crown clockwise or counterclockwise to set the hour and minute hands.

3. Push the crown back to Position 0 to resume normal operation.

Setting the Date

1. Pull the crown to the first click (Position 1).

2. Rotate the crown clockwise to change the date.

3. Avoid adjusting the date manually between 9 PM and 2 AM to protect the date-change mechanism.

4. Push the crown back to Position 0 after completing adjustments.

Battery Replacement and Maintenance

• The movement uses an SR927W silver oxide battery.

• Battery life ranges from 2 to 3 years depending on conditions and usage.

• Professional battery replacement is recommended to maintain water resistance and proper seal integrity.

• No special reset is required after battery change, but verify the time and date settings.

Maintenance Recommendations

• The 9119A movement is fully electronic and requires no lubrication.

• Avoid strong magnetic fields, shocks, and extreme temperature variations.

• Regular cleaning is recommended to maintain the watch’s appearance and functionality.

• Water-resistant models should undergo periodic pressure testing.

Watches Featuring the 9119A

The 9119A caliber is found in:

• Seiko quartz analog watches produced in the 1980s and 1990s.

• Models that prioritize dependable analog timekeeping and date functionality.

• Watches designed for everyday wear with classic styling.

Summary Table

Conclusion

The Seiko 9119A is a reliable quartz movement offering accurate analog timekeeping with a user-friendly date feature. Its efficient battery use, low maintenance needs, and solid construction make it a practical choice for everyday watches. The 9119A exemplifies Seiko’s commitment to quality quartz movements combining precision, simplicity, and durability.