24. 24R Gerald Genta. An 18K gold quartz calendar wristwatch with moon phase and 2nd time zone indication Gerald Genta. Montre bracelet en or jaune 18K (750) avec date, indication de phases de lune et second fuseau horaire mouvement quartz Reference: G.2940.7, No.48348 Date: Circa 1980 Movement: 10-jewel quartz Dial: Mother of pearl, applied gilt dot hour markers with luminous inserts, black outer minute divisions, subsidiary dials at 3 and 9 for day and date, dual time dial at 6, moon phase indication at 12, gilt baton hands with luminous inserts Case: Polished round, dot decorations to band, snap on back, t-bar lugs, No.981 Strap/Bracelet: Black leather Buckle/Clasp: Signed 18K gold double folding clasp Signed: Case, dial & movement Size: 34mm Weight: 68,08g