Sea Ocean Shell PNG Image Shells Set Royalty Free Images, Stock Photos & Pictures Shutterstock Sea Shell Wallpapers Wallpaper Cave Shell Diamond Necklace. The Shell Diamond Necklace brings a touch of coastal charm wherever you go. Featuring a gold tone chain with a shell pendant and a subtle hint of sparkle, this piece feels sun kissed, timeless, and endlessly wearable. Perfect for layering or wearing on its own, its the kind of necklace that gives the beach is calling energywhether youre seaside or not! Material: 18K Gold Fill Length: 20" Shell pendant and a diamond accent Micro Cuban chain link Clasp Closure Lightweight Perfect for stacking or wearing alone Feel free to get this necklace wet (beach, pool, shower) because they are meant to be used every day