Kode: AG.911 ( sertifikat SKY GEM LAB / Nugroho Gemologist) 
Nama : Natural crinoid fossilized chalcedony 
Harga : Rp. 275.000 
Ukuran : 75, 71 ct. / 45, 86 x 34, 94 x 5, 68mm 
Bentuk : Oval cabochon ( liontin) 
Clarity : Opaque 
Color : Grey 
Origin: Arizona - USA 
Treatment: None ( NTE )