This is a Yildiz TSE 20g 
 
Multi-choke
28 inch barrel
12 1/2" Stock
Selective barrel
Manual safety
 
The matt stainless finish on the action has a partially engraved border and features launching wildfowl engraving.
 
Trigger guard and top lever are blued with highlighted floral engraving.
 
Barrels and Action are in very good condition.  The stock has minor signs of use with some marks.