A diamond and onyx, quartz wristwatch, by Royal Diamond, ref. BA 80 S, the pave diamond dial with black enamel hands, signed The Royal Diamond, the bezel of calibre black onyx with applied diamond-set Arabic numeral quarters, and brilliant-cut diamond set turned down lugs, cal. 255.441 quartz movement, the stainless steel case back secured by six screws, signed The Royal Diamond, BA 80 S, numbered 181 case and buckle signed Chatila, case diameter 42mmMinor abrasions and scratches commensurate and use, case stamped 750 for 18-carat gold, buckle stamped 750 for 18-carat gold, case backing marked steel, diamonds bright and lively, not possible to grade as set beneath glass dial, movement not running at time of cataloguing, Please note that Roseberys do not guarantee working order or time keeping of any automatic, mechanical, quartz or other timepiece