Automatic mechanical movement with minimum 35-hour and maximum 45-hour power reserve. Calibre 324 S QA LU 24H/206 engine. Analog dial displaying blue sunburst pattern. Date window at the twelve o'clock position. Day of the week display positioned at ten o'clock. Month indicator located at two o'clock. Moon phase subdial showing the lunar cycle duration and inner moonphase details. White gold case with contrasting black alligator leather strap equipped with tang clasp. Fixed bezel crafted from white gold material. Luminescent-coated hands ensuring optimal night-time legibility. Index hour markers arranged on a fixed outer ring minute scale. Visible sapphire crystal for scratch resistance. Automatic winding mechanism regulated by pull-push crown and transparent case back. Watch is Swiss Made, 34 jewel, round shape with dimensions of 40mm diameter and 11.36mm thickness. Water resistant up to 100 feet (approx. 30 meters).
![Patek Philippe NAUTILUS Automatic Blue Dial Unisex Watch [ref]5711-1A-010[/ref]](https://cdn.lepodium.net/images/000/087/87561-2.jpg)
