Omega Speedmaster Professional Hesalite Sapphire Sandwich Apollo XI 42mm Transitional 3592.50.00

Case Size: 42mm

Case Material: Steel

Dial: Black

Bracelet: Original Steel Bracelet

Buckle: Original Steel Clasp

Movement: Manual Winding

Condition: some scratches on case and crystal

Dated: Circa 1990s

Box: NO

Cert: NO

Remarks: Uncommon discontinued transitional model with tritium markers.