Vintage Omega 18ct yellow gold 'pie pan' Constellation watch. Marked 18k 750 Omega marks the buckle, and Helvtia gold marks to the lugs, case width 34 mm, bracelet length 14 cm (shortened mesh no extra links). Item weight, 78.4 grams Automatic movement working when tested. Paper work: guarantee date 18.8.67, movement number 24253213, Ref: Ba 168006/b, last service 1970 Omega, also with leatherette box. Back unopened, single owner, engraved with name and old address to the back.