Vintage swiss watch Omega Seamaster Cosmic Automatic Ref 166026 Tool 107

BrandOmega
ModelSeamaster Cosmic
GenderMen's
MovementAutomatic
Case materialStainless Steel
Diameter35 mm
Bracelet materialNylon
Year70s
ConditionFine
BoxNo
PapersNo
WorkingYes
Observations

38 mm with crown and 35 mm without crown. Natural wear of the passage of time and use. The markers at 6 and 9 are not original.