Clam
clam — pre-owned
Browse 730 clam — pre-owned on eBay — listings updated every few minutes. All items are pre-owned and sold by eBay sellers directly.

Vintage 10.5" Giant Natural Clam Shell Salad Bowl Table or Beach Décor
This wonderful real clam shell is actually an antique as it belonged to my Grandmother who used it to hold a delicious seafood salad. The shell (Tridacna Gigas) has been ground on the bottom so it sits quite well on the table as pictured.

Large 8 Pounds Genuine Ocean Giant Clam Shell Real Tridacna Gigas 15" X 10" X 6"
The product is a large, genuine ocean giant clam shell, specifically a real Tridacna Gigas shell measuring 15 X 10 X 6 inches and weighing 8 pounds. This unique and collectible item would make a striking addition to any collection of shells, rocks, or fossils. Its size and authenticity make it a standout piece for those interested in natural history and unique decorative items. Beautiful for outdoor dining!

LARGE NATURAL REAL HALF CLAM SHELL
The product is a large natural real half clam shell, measuring 7 inches in width. This shell is a unique and interesting collectible piece that can be displayed for decorative purposes. It would make a great addition to any collection of shells, rocks, fossils, and minerals.

Natural Giant Clam Shell Tridacna Fluted Ribbed Nautical Coastal Decor
Beautiful natural giant clam shell (Tridacna) featuring dramatic fluted/ribbed sculptural form and organic coastal texture throughout. A striking decorative display piece perfect for nautical, beach house, coastal, spa, tropical, or natural history decor.

A Beautiful Fluted Clam Shell Tridacna Squamoma Nine (9) Inches
Tridacna squamosa fluted clam shell with stand and card

Genuine Natural Ocean Large Clam Shell Real Tridacna Gigas 7.25" x 4.5"
Item is pre-owned and in very good condition. Weighs just about 1 1/2 lbs.

LARGE NATURAL GIANT CLAM SHELL HALF TRIDACNA GIGAS 12x9 SPECIMEN NAUTICAL DECOR
The shell presents in a beautiful creamy white with warm ivory undertones and subtle natural golden toning at the hinge area — a natural feature that adds character and authenticity to the piece. Tridacna gigas is the world's largest living bivalve mollusk, native to the shallow reef waters of the South Pacific and Indian Oceans.

Lambis millepeda. 135mm. Good Shape. Collected in Cebu Philippines
Lambis millepeda. Good Shape. Collected in Cebu Philippines. This snail is one of many collected over a 45 year period by an avid shell collector in Alaska who is downsizing his collection.

Red Sea (1980's) Half Clam Natural Sea Shell Large 8" x 5"
The product is a large, 8" x 5" half clam natural sea shell from the Red Sea, originating from Saudi Arabia in the 1980s. This unique collectors' item showcases the beauty of the sea with its intricate design and natural patina, making it a striking addition to any collection of shells, rocks, fossils, and minerals. Perfect for display or as a conversation piece, this shell embodies the charm and history of the Red Sea region.

Genuine Ocean GIANT Clam Shell Tridacna Gigas 10.5" x 7" x 3"
Tridacna gigas is known as the largest living species of clam and is valued for its distinctive fluted ridges and solid structure. Even smaller examples like this retain the classic sculptural look that makes these shells popular decorative pieces.

Giant Surf Clam Sea Shell Measures 6" Across bcx
GREAT for hobbies or crafts. I have several of these and they all average near 5" - 6" across.

VINTAGE NATURAL CLAM SHELL TRIDACNA GIGAS WHITE 11 Inch
The vintage natural clam shell tridacna gigas is a unique and collectible item that originates from the United States. Measuring 11 inches in length, this white clam shell adds a touch of natural beauty to any collection. Its intricate design and historical significance make it a valuable piece for collectors or those interested in rocks, fossils, and minerals.

Rare 13.5 x10.25 x 4 in. 6.14 lb. Display Giant Clam Shell Tridacna Gigas #652

Whole TRIDACNA SQUAMOSA Fluted Clam Shell 5.75" x 4 1/4" White
The shell is likely to be a unique and interesting collectible for those interested in rocks, fossils, and minerals. Its size and shape make it a visually appealing piece for display or for adding to a collection of shells.

RARE Museum Grade Giant Tridacna Gigas Clam Shell 91 lbs. 33 3/4in.×21in.×11 1/2
This is absolute museum quality giant Tridacna Gigas clam shell, originating from Indonesia. family for over 60 years. And was always kept indoors on display. The shells of this size are just appreciating in value.

Large Decorative White Fluted Clam Shell 🐚 11”x8”
This large decorative white fluted clam shell is a unique and eye-catching piece that will add a touch of elegance to any space. Measuring 11”x8”, it is the perfect size to make a statement as a centerpiece or decorative accent. The intricate fluted design gives it a sophisticated and stylish look, while the white color adds a clean and fresh feel to any room. Perfect for coastal or nautical-themed decor, this clam shell is sure to be a conversation starter in any home.

Tridacna Squamosa Peach White Fluted Ruffled Clam Shell Matched Pair, ~4"
Please see photos

Seashell Angel Wings BIG cyrtopleura costata Florida 131mm F+ #S-16
This is your classic "Angel Wings" Collected in the late 60's. Not many people collecting these any more, nor or there many listed here. These are in amazing condition for their age. IMPORTANT NOTICE .

Giant Clam Shell - Tridacna ( gigas or hippopus ? ) - Natural 13"
Natural Giant Clam Shell Tridacna -- Gigas Or Hippopus ?. Approx 5" x 11-1/2" x 13".

GIANT Ocean Clam Shell Tridacna Gigas 47 pound 25.5x15"

Alaska Shell Collection. Collected in SE Alaska. Mix of small shells and Inverts
These shells and invertebrates were collected by SCUBA diving and pots over a 45 year period by an avid shell collector throughout Southeast Alaska. These are a mix of shells without collection data.

Large Decorative White Fluted Clam Shell
Large Decorative White Fluted Clam Shell

Clam Shell LOT, (6) Top Neck, Medium size crafts Decor Art Decoupage Epoxy
You are looking at a Lot of (6) Top Neck Calm Shells. Use for Crafts, Decoration, Art, Beach Decor, Decoupage, Epoxy Projects or Shell Collections. GREAT SHELL LOT! Imperfections/flaws are part of their character.

Clam Shell LOT, (12) Topneck Medium size, Crafts Paint Decor Art Decoupage Epoxy
You are looking at a Lot of (12) Top Neck Calm Shells. Use for Crafts, Decoration, Paint them, Art, Beach Decor, Decoupage, Epoxy Projects or Shell Collections. GREAT SHELL LOT! Imperfections/flaws are part of their character.

Natural Tridacna Squamosa Giant Clam Shell Half Valve 5” Ruffle Clam

Large Tridacna Gigas Real Sea Clam Shell Natural Specimen 8.5”x 6.x 3” h

Giant Clam Shell 8 X 6”
This product is a large clam shell with dimensions of 8" in length and 6" in width. It is a unique collectible item that would be a great addition to any collection focused on rocks, fossils, and minerals. The shell's size makes it a striking piece of decor, adding a touch of natural beauty to any space. Perfect for those who appreciate ocean-inspired items or have a fascination with marine life. There are some chips on the edge. Please see photos. Thanks for looking!

Ocean Giant Clam Shell Real Natural Tridacna Gigas 12 X 8.5 X 4
This unique and large clam shell would make a striking addition to any collection of rocks, fossils, and minerals. best to show the condition of the item and any flaws up close in the photos. Bundle for.

Clam Shells and Oyster Shells Lot of 16 Crafts Large To Small 1pound 12 Oz.
The product is a lot of 16 clam shells and oyster shells, ranging in size from large to small, weighing a total of 1 pound and 12 ounces. These shells are sourced from the United States, making them a unique and authentic addition to any collection or craft project. The variety of sizes in this lot allows for creative flexibility in utilizing these shells for various purposes, whether for decorative or functional uses.

Vintage Polished Mother of Pearl Mussel Shells Iridescent Clam Bowls Set of 4
Material: Freshwater Mussel Shell / Mother of Pearl (Nacre). Up for sale is a gorgeous, matching set of 4 natural freshwater mussel shells that have been beautifully polished to reveal their brilliant, iridescent mother-of-pearl (nacre) interior.

Large Natural Clam Shell Specimen - Approx. 5 in Wide Display Shell
nThe product is a large natural clam shell specimen, measuring approximately 5 inches in width, making it a striking display piece for collectors of rocks, fossils, and minerals. The shell's intricate design and size add a unique touch to any collection, making it a standout piece for those interested in the beauty of nature and the marine world. With its natural charm and impressive size, this clam shell specimen is sure to be a focal point in any display.

Large Brown White Fossilized Clam Shell Approx 4 Inches
The product is a large brown and white fossilized clam shell, approximately 4 inches in size. This unique and ancient collectible item is perfect for enthusiasts of rocks, fossils, and minerals. The shell's natural beauty and historical significance make it a valuable addition to any collection, offering a glimpse into the past and a touch of the ocean's timeless elegance.

Large Natural Clam Shell • Tridacna • 9 x 6 x 3.75 inches
Genus: Tridacna. Large Natural Clam Shell. Color: Cream to Off-white.

Black Lip Oyster Shells Iridescent Mother Of Pearl Lot of 2
Type: Paua Shells Pair Material: Natural mother of pearl (nacre) Color: Iridescent green, purple, brown with bright white interior Origin: New Zealand Details: Two natural paua shell halves with vivid iridescence and radial growth patterns; polished interior nacre surface ideal for display, craft projects, jewelry making or home decor Includes: Pair of shells shown Keywords: paua shell, abalone, mother of pearl, New Zealand shell, decorative shell, craft supply
You save $15.00

GIANT Genuine Ocean Giant Clam Shell Tridacna Gigas 57.11 pounds 26x16"

Large Tridacna Gigas Natural Clam Shell 12” X 7”
The product is a large Tridacna Gigas natural clam shell, measuring 12 inches by 7 inches, originating from the United States. This unique and collectible item is a rare find for those interested in shells, rocks, fossils, and minerals. The vibrant colors and intricate designs of the shell make it a standout addition to any collection, showcasing the beauty and diversity of nature.

Clam Shell Tridacna Gigas Set Pair Both Valves 6” Complete
Please look at pictures for overall condition, detail, and measurements. Feel free to reach out with any questions.

Large WHOLE fluted Clam shell Tridacna Squamosa found Pacific Ocean in Fiji
Large whole 2 pc set fluted Clam shell Tridacna Squamosa found in the Pacific Ocean from Waya Island in Fiji. Found while on vacation, scuba diving and clamming. Nothing like fresh clams straight from the ocean.

Giant Clam Shell 9x7 inches 1 lb. 8.5oz
The product is a large clam shell measuring 9x7 inches and weighing 1 lb. 8.5oz. This collectible item falls under the category of rocks, fossils, and minerals, specifically shells. The origin of the giant clam shell is not specified, but it likely comes from the ocean or coastal regions. Its size and weight make it a unique and impressive addition to any shell collection or display.

Clam Shell Wide Nautical Beach Ocean Seashell Half Shell 4 1/2" WIDE
This product is a wide clam shell, measuring 4 1/2" in width, originating from the United States. Perfect for nautical and beach-themed decor, these seashell pieces are a unique and natural addition to any space. Ideal for collectors or those looking to add a coastal touch to their home or office, these clam shells are sure to bring a touch of the ocean indoors. BIN CAB
You save $11.60