uni-ball 146853 1.0 mm "Signo Um-153" Gel Pen - Blue Metallic Metallic Blue
Ink/ Lead Colour: Blue. Type: Gel Ink Rollerball Pens. Material: Gel. Nib Type: gel. Pencil Lead Degree (Hardness): HB. Closure: Snap. MPN: 677583000. However, the interiors are different.