Ronda 515.24D

TABLE OF CONTENTS

• Overview
• Accuracy
• Time Setting

Overview

The Ronda 515.24D is a Swiss-made quartz movement known for its reliability and precision. Designed for dual-time functionality, it allows users to track a second time zone with ease, making it an excellent choice for travelers and professionals.

This movement features a date complication for added convenience and operates with a low power consumption, ensuring long battery life. Built with Ronda’s signature durability and efficiency, the 515.24D is a popular choice for watchmakers seeking a dependable and functional quartz movement.

Specifications

• Type: Quartz
• Battery: SR920SW (Recommended battery is SEIZAIKEN) 
• Battery life: 45 months
  
• Accuracy: -10 ~ +20s/month
• Jewels: 1
• Hand-Winding: No
• Diameter: 26.00 mm
• Thickness: 3.00 mm
• Crown Position: 3 o’clock (standard)
• Date Function: 24 hours disc - GMT
• Day Function: No 
• Operation temperature range: From 0 °C to + 50 °C

Time Setting

1. Unscrew crown
   Turn the crown counterclockwise to unscrew it, then pull it out to position 1.
   
2. Set the DATE
   Push the crown to Position 2 and rotate Clockwise to move Calendar Disc.
3. Set the GMT Disc
   Push the crown to Position 2 and rotate CounterClockwise to move the GMT Disc.
   
4. Set the Time
    Pull the crown to Position 3. Rotate clockwise or counterclockwise to set the time. The seconds hand will hack (stop)
5. Tighten the crown
   To ensure water resistance, you must always tighten the crown before use. For watches with a screw-down crown, press the crown in while turning it clockwise until it is fully screwed down against the watch case to create a watertight sea

This movement is used in the following references

UT1-GMT
UT4-GMT