Caliber: 4130Functions: Hours, minutes, seconds, chronograph https://www.xhorloges.cz/best-category/bvlgari/ (12-hour, 30-minute, and 60-second totalizers)Diameter: 30.5mmThickness: 6.5mmPower Reserve: 72 hoursWinding: AutomaticFrequency: 4 Hz (28,800 vph)Jewels: 44Total Components: 201Rolex Superlative Chronometer Certified (COSC + Rolex certification)Additional Details: Regulated to +2/-2 https://www.replicauhrenx.de/produkt-Sammlungen/patek-philippe/ seconds per day after watch is cased. Uses a Parachrom hairspring and a Paraflex shock https://www.xorologi.it.com/Collezione/longines/ system, both proprietary to Rolex) https://images.google.by/url?q=https://www.modexx.co.uk/ https://images.google.am/url?q=https://www.hosxx.co.uk/product-category/richard-mille/ https://bioimagingcore.be/q2a/user/katherinem1996 http://delphi.larsbo.org/user/hadwinqwagnerq https://www.conexion.scalando.edu.co/empleador/farrahjphyliciaj/