Quick Answer
The Rolex Precision Solid18K(750) Ladies Two Tone Dial Art Deco Style Ref.2146 Cal.1401 Swiss Made features a mechanical automatic movement and does not require a battery. It remains powered through the natural motion of your wrist or manual winding via the crown.
Movement Details & Winding Guide for Rolex Precision Solid18K(750) Ladies Two Tone Dial Art Deco Style Ref.2146 Cal.1401 Swiss Made
Because the Rolex Precision Solid18K(750) Ladies Two Tone Dial Art Deco Style Ref.2146 Cal.1401 Swiss Made is a mechanical automatic watch, it relies on a mainspring and oscillating rotor rather than an electrical quartz battery. To ensure optimal amplitude and timekeeping accuracy in this Two Tone model, hand-wind the crown clockwise approximately 30 to 40 times from a dead stop before securing it back down.
Disclaimer: The video above is for example and general guidelines only. It may not be entirely specific to your exact model, and quality/accuracy depends on third-party availability. If in doubt, please refer to your specific watch handbook or consult a professional.
Required Power Source
This watch uses an automatic or hand-wound mechanical movement. It does not require a battery.
Watch Specifications
| Brand | Rolex |
| Model Info | Two Tone • classic dial |
| Movement / Power | automatic |
| Battery Code | N/A |
Frequently Asked Questions
Does the Rolex Precision Solid18K(750) Ladies Two Tone Dial Art Deco Style Ref.2146 Cal.1401 Swiss Made require a battery?
No. This model is automatic/mechanical and generates power via wrist kinetic motion.
How do I wind the Rolex Precision Solid18K(750) Ladies Two Tone Dial Art Deco Style Ref.2146 Cal.1401 Swiss Made?
Unscrew or pull the crown to position 1 and rotate clockwise 30–40 turns to build a full power reserve.