3155

Day-Date caliber with day and date complications, derived from the 3135.

Technical Specifications

• Diameter: 28.5mm
• Height: 6.0mm
• Jewels: 31
• Power Reserve: 48 hours
• Frequency: 28,800 vph

Key Features

• Date Display
• Day Display
• Quickset Date
• Hacking Seconds

Watch Models

The Caliber 3155 powers the following Rolex collections: Day-Date.

Caliber Family

Based on Caliber 3135. Derived calibers: 3156.