- Crabs/Seashells/Corals MS & Stamps Micronesia WWF Stamps (joint) 2005 – Marine Ferns 2 years ago ken yong SGD4.00
- Crabs/Seashells/Corals MS & Stamps Falkland Islands Stamps 1984 – Marine Animals 2 years ago ken yong SGD4.00
- Crabs/Seashells/Corals MS & Stamps St. Kitts WWF (blocks) Stamps 2007 – Tiger Sharks 2 years ago ken yong SGD4.50
- Crabs/Seashells/Corals MS & Stamps Philippines MS (2pcs) 1994 – PhilaKorea’94 World Stamp Exhibition • Philippine Shells 2 years ago ken yong SGD5.00
- Crabs/Seashells/Corals MS & Stamps Burundi MS 2012 – Protection Of The Nature 2 years ago ken yong SGD4.00
- Crabs/Seashells/Corals MS & Stamps Jersey Island Stamps 2006 – Marine Life 6 • Sea Shells 2 years ago ken yong SGD7.50
- Crabs/Seashells/Corals MS & Stamps Jersey Island MS 2006 – Marine Life 6 • Sea Shells 2 years ago ken yong SGD6.50
- Crabs/Seashells/Corals MS & Stamps Australia MS 1995 – The World Down Under 2 years ago ken yong SGD6.00
- Crabs/Seashells/Corals MS & Stamps Norfolk Island MS 2024 – Humpback Whale 2 years ago ken yong SGD6.00
- Fishes MS & Stamps Sri Lanka Stamps 1990 – Endemic Fishes Of Sri Lanka 2 years ago ken yong SGD3.50
- Crabs/Seashells/Corals MS & Stamps Slovenia WWF Stamps (blocks) 2011 – Lobsters 2 years ago ken yong SGD5.00
- Crabs/Seashells/Corals MS & Stamps Sierra Leone Stamps 1998 – International Year Of The Ocean • Marine Lives 2 years ago ken yong SGD5.00
- Crabs/Seashells/Corals MS & Stamps Turks & Caicos Islands MS 2006 – An Undersea World 2 years ago ken yong SGD6.00
- Crabs/Seashells/Corals MS & Stamps Australia Antarctic Territory MS 1995 – Antarctic Whales & Dolphins 2 years ago ken yong SGD4.50
- Crabs/Seashells/Corals MS & Stamps Indonesia Stamps 2017 – Indonesia & Singapore Joint Issue • Corals 2 years ago ken yong SGD4.00
- Crabs/Seashells/Corals MS & Stamps Tanzania Stamps 1998 – Undersea Life 2 years ago ken yong SGD4.50
