An authentic 1990s-era United States Coast Guard jacket patch from the USCGC Bluefin (WPB-87318), a renowned 87-foot Marine Protector-class coastal patrol boat.
 
This distinctive embroidered patch features:
 
• Size: 13.5 cm diameter (5.3") - standard large format for crew jackets
• Condition: Excellent vintage condition (see photos for details)
• Provenance: Original issue from active service period
 
Key features:
Official vessel insignia - Features the Bluefin's unique design and hull number
Marine Protector-class - Part of the advanced 87-foot patrol boat series
1990s service era - Represents modern Coast Guard operations
Durable construction - Thick embroidered thread on sturdy backing material
Historical significance - WPB-87318 served in vital coastal protection missions