Unisex Ernst Benz Chronolunar in stainless steel & alligator. Auto w/ subseconds, date, day, month, moonphase and chronograph. Unused with box and papers. Ref GC20311A. Fine Unused Ernst Benz Watch. Unused Sport Ernst Benz Chronolunar GC20311A watch is made out of Stainless steel on a Strap band with a Stainless Steel tang buckle. This Ernst Benz watch has a 40 x 40 mm case with a Round caseback and Black Arabic Numeral dial. It is Gray and Sons Certified Authentic and comes backed by our 12-month warranty. Each watch is inspected by our certified in-house Swiss-trained watchmakers before shipment including final servicing, cleaning, and polishing. If you have inquiries about this Ernst Benz Chronolunar watch please call us toll free at 800-705-1112 and be sure to reference W521044. Watch is in Unused condition.