Genus species: Posidonia oceanica

Series: Sea Life (Greece 1988)
Catalog codes:
- Michel: GR 1683a
- Stamp Number: GR 1683a
- Yvert et Tellier: GR 1663a
- Stanley Gibbons: GR 1782a
- Karamitos: GR 1791
Emission: Commemorative
Perforation: comb 14 x 12½
Printing: Offset lithography
Colors: Multicolor
Print run: 500,000
Face value: 60 ₯ - Greek drachma

Reference: Colnect.com
Shop now link: ebay.com (note: market availability)