Menggunakan
Seni & Koleksi
Tempat asal
Jiangsu, China
Nama merek
hard enamel pin-DLC
Nomor model
hard enamel pin
Attachment
butterfly clutch / safety pin
Process
soft enamel, real cloisonné, printing, engrave, photo etched, etc
Back side
Smooth, mesh, back letters, polishing, engrave, etc
Material
Copper, Zinc alloy, iron, stainless steel, aluminum, pewter, etc