Other shell buttons, usually not flat (click to see the enlarged & side view) 
 
 
 
Mussel,  brown
Classic 1  
Mussel, blue / ivory
 
Mussel, dark brown
 
Key Shell, black
 
key shell, natural
 
 
 
Tamagai, white
 
Tamagai, natural
 
Tamagai, smoke
 
Tiger shell
 
 
 
 
Australian Abalone, white
 
Australina abalone, natural
 
Australian abalone, smoke
 
Australina Abalone, 
dye to match
 
Mexican abalone
 
 
                                                                                                        Available Shapes  
 
Contact:  win8@163tom.com