NOS Heuer Solunar Automatic ref. 279.603 from 1976-78. Rare automatic watch with an integrated tide indicator. NOS watch with original Heuer steel bracelet. Flawless dial and hands. Flawless steel case, very light scratches on the case back, possibly caused by a watch stand. Original Heuer sticker on the case back. Eta 2790-1 movement is fully serviced. Case diameter is 45 mm.
The watch has a 12-month service warranty.
The Solunar watch was introduced in 1976 and was in production for only two years. The dials week/month display and the bezel can be used to follow the changing of high and low tide in two-week intervals. Original Solunar instructions are included.