Citizen Caliber 4610: A Slim and Functional Analog Quartz Movement

The Citizen Caliber 4610 is a compact analog quartz movement known for combining classic timekeeping elements with modern quartz accuracy and energy-saving features. It was developed for wristwatches requiring a center second hand and a date display, making it ideal for practical, everyday timepieces.

This caliber belongs to a broader family of movements that includes related references like 4611, 4670, and 4671, each sharing core components but differing slightly in display functionality and layout. These movements support Citizen's design philosophy of producing durable, ultra-slim, and reliable quartz-powered wristwatches.

Core Specifications

• Type: Analog Quartz Movement

• Models: 4610, 4611 (with center second); 4670, 4671 (without center second)

• Functions:

  • Center second hand (4610, 4611)

  • Date display

  • Quick date setting

  • Power saving switch

  • Second-hand stopping device (hack feature)

  • Power cell life indicator (in 4671 only)

• Dimensions: 18.5 mm × 16.1 mm

• Thickness: 2.2 mm

• Oscillation Frequency: 32,768 Hz

The slim 2.2 mm profile enables the caliber to be used in refined, thin dress watches, while still allowing enough space for a date mechanism and full three-hand display.

Key Features and Functions

The 4610 is designed for enhanced usability, including:

• Quick Date Correction: Users can rapidly adjust the date via the crown without needing to cycle through 24-hour rotations.

• Hacking Seconds: When the crown is pulled to the time-setting position, the second hand stops, allowing precise synchronization.

• Power-Saving Mode: With an onboard switch, the movement can reduce energy usage when not in active use.

• Battery Life Monitoring (in Cal. 4671): The watch provides an indicator if the battery is near depletion.

These features make the caliber suitable for individuals who value both aesthetics and functionality in their everyday watches.

Movement Construction

The 4610 contains multiple fine-tuned components essential for quartz timekeeping. Some of the key parts include:

• Electronic Circuit Unit (Part 279) – Controls the quartz signal and step motor operation.

• Coil Unit (246) – Converts electronic pulses into magnetic force.

• Stator and Rotor (Parts 190 and 285) – Generate the movement of the gear train.

• Train Wheel Bridge (701) – Supports the primary gear train.

• Setting Components: Clutch wheel (064), setting stem (065), setting lever (067), yoke (071), and various wheels and springs.

• Power Cell System: Includes battery (280), holder (234), insulator (233), connector (231), and strap (84).

Notably, the design of this movement allows for easy disassembly and maintenance. For example, the setting stem can be safely removed after the power cell has been extracted, simplifying repair or replacement procedures.

Design Applications

The 4610 is a well-rounded movement suited for:

• Men’s classic analog watches

• Unisex dress watches

• Daily wear models needing both time and date functionality

• Quartz models prioritizing slimness and light weight

Its combination of a center second hand and date display makes it a staple choice for watchmakers producing accessible yet functional timepieces.

Conclusion

The Citizen Caliber 4610 is an excellent example of how a minimalist quartz movement can still deliver high usability, energy efficiency, and precision. With its power-saving features, hacking function, and quick-set date, it meets the expectations of modern users without sacrificing the elegance of slim watch design. For watch repair professionals and enthusiasts, its clear component map and modularity make it easy to service—adding to its long-term value in Citizen’s quartz lineup.