Handmade fine-point rollerball pen. Limited edition and serialized. Screw-on cap with screw posting. The gloss and depth comes from the pen being hand-polished; it is not treated with a clear coat. 18k gold and titanium-plated brass fittings Mother of pearl is iridescent and can range in tones from pink, green, brown and grey. Some distinctions in the colors and textures in these pens may occur. These are not defects, but rather natural attributes that help make your pen one of a kind These pens have been polished by hand to create a perfectly smooth, round-shaped barrel. The rollerball ink refill is a standard sized rollerball cartridge and is selectively compatible with a variety of commercially available refills Diameter: 12 mm, Length Posted: 174 mm / 6.85 in, Length Capped: 145 mm / 5.71 in, Weight: 45 g / 1.59 oz. Every writing instrument is guaranteed against all defects in workmanship and parts for 3 years from date of sale.