Features: *Size: The overall diameter of the quartz clock fit-upinsert measures 3-12 inches90mm, suitable for a round opening diameterinstallation diameter of 3.0 inches78mm, with a mounting depth of 0.6 inches15mm. *Clear Decorative Lens: The quartz clock fit-up features a clear plastic lens that enhances the decorative white dial, adorned with either black Roman numerals or Arabic numerals for easy readability. *Rubber Gasket: The rubber gasket securely holds the insert clock in place and allows for slight irregularities in the mounting hole. *Wide Application: The plastic rim with a quartz movement is ideal for crafts or replacing old clock faces. *Power Supply: Requires only 1 AA battery (not included). Note: The clock is for indoor use only and is not weather-resistant. Specifications: *Part Name:Quartz Clock Insert *Material:Plastic frame, PVC white background with black Roman clock face, metal pointer *Size:Front diameter 90mm, back diameter 78mm (including rubber ring), installation depth 15mm *Color:black Package Content: 1* Quartz Clock Insert Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. Made of high quality material, durable and practical to use. Perfect functions,give you a wonderful experience. Every customer can enjoy 30 days refund or replacement for Damaged/Quality Issues. If you have any questions, please feel free to contact us, we will solve it for you. 3-1/2 Inch (90 Mm) Quartz Clock Fit-Up/Insert With Roman Numeral Quartz Movement