Diamond Ink Pens

Diamond Ink Pens  Metal Diamond Pen Topped with a Fancy Novelty Crystal  Ballpoint Pens Black Ink Size Pen Length: 5.5 inch/ 14cm; Pen Diameter: 0.35inch/ 0.9cm; Diamond Diameter: 0.8 inch/ 2cm; Diamond Height: 0.5 inch/ 1.3cm; Cartridge Length: 3.2 inch/ 8.2cm. MATERIAL Stainless Steel Pen Tube; Metal Copper Holder; Inserted Rhinestones. How to use the pen? Twist or rotate the pen tip part. The pen point will reach out and be fixed. The pen tip will not retreat or sink back into the pen shell during writing. When you finish writing, just rotate it towards another direction. The pen tip will be unlocked and retract into the pen shell. CARTRIDGE Ballpoint pens in black ink. What is the size of the ballpoint?  The size of the ballpoint is 0.7mm. Diamond pens are medium point. Colors White with rose gold dots  Rose gold with white dots  Rose gold  Silver     How to replace the ink cartridge? 1.Pull apart the pen shaft from the middle; 2.Unscrew the grooved black end of the ink cartridge; 3.Screw a refill in.