FRED "Concerto" watch in yellow gold, rubies, leather, quartz and diamonds

Fred Concerto model watch in 18k yellow gold (750/1000). Set with 12 round rubies (total ruby ​​weight approximately 0.60 ct) and 8 brilliant-cut diamonds (total diamond weight approximately 0.18 ct). White dial with ball hour markers. Quartz movement. 24mm case. Sapphire crystal. Leather strap with pin buckle (wrist size 20 cm, strap width 12.00 cm). Total weight: 22.21 g. 1990s. Fully serviced and guaranteed for 1 year. Very good condition.