Jaeger-LeCoultre “Héraion” - Calibre 633

European Watch Clock and Jewellery Fair 1991 BF 308
Jaeger-LeCoultre’s expert watchmakers have fitted no less than 273 highly miniaturized parts into a space only 27 mm across and 4..28 mm high to create a stylish townwear watch incorporating an alarm system and a chronograph, with small seconds hand at 6 o’clock and a date calendar. It combines the accuracy and practical qualities of quartz with the perfection of superb, complex mechanical parts, individually finished by hand. With 30-minute and 12-hour totalizers and battery end-of-life indicator. Water-
resistant case in 18K gold or in steel with gold trim. (JAEGER-LECOULTRE “Hralon” - Calibre 633)