Omega Speedmaster vintage 3590.50 circa 1991 beautiful patina

Very nice Omega Speedmaster vintage ref. 3590.50 (ST 145022).  It has been produced in 1991 according to its serial number.

Original “T swiss made T” dial.  The tritium indexes and hands have developed a beautiful patina.

Original “B4” bezel.

The watch is fitted with its original steel bracelet ref. 1479/812.

The movement has been checked and tested.