Ernst Benz ChronoLunar black with gold dial accents in stainless steel. Auto w/ subseconds, date, day, month, moonphase and chronograph. 47 mm case size. Unused. Ref GC10383. Fine Unused Ernst Benz Watch. Unused Sport Ernst Benz Chronolunar GC10383 watch is made out of Stainless steel on a Brown Leather strap with a Stainless Steel tang buckle. This Ernst Benz watch has a 47 x 47 mm case with a Round case back and Black Arabic Numeral dial. It is Certified Pre-Owned watch and comes backed by our 12-month warranty. Each watch is inspected by our in-house watchmakers before shipment including final servicing, cleaning, and polishing, if needed.