Case: Well cared for with some wear and minor scratches over time. Case engraving: Ulysse Nardin logo engraved inside the back cover. Dial: There are some pitting and stains characteristic of metal dials throughout the dial. Windshield: The windshield is made of acrylic. Accuracy: About 1 minute difference per day measured by a time grapher on a flat surface. Power reserve: 44 hours from full spring.