Xezo Platinum Plated Ballpoint Pen, Natural Sea Shell, Sterling Silver (Maestro Sea Shell BP) Cap is produced with natural sea shell (Abalone) mosaic. Sea Shell is a natural material; thus, some distinctions in the texture of the shell material may occur. Please see all images and understand that colors of Sea Shell inlay may vary from pen to pen. Distinctions and variations in texture of the natural materials are not defects, but rather natural attributes which add beauty and uniqueness to each handcrafted pen. The sea shell panels range from dark green to black, along with red or blue overtones. Original ballpoint refill is compatible with a variety of commercially available refills like montblanc, parker, cross, waterman, Schmidt, Shaffer, St. DuPont, Visconti, pelican, Dunhill, delta, krone, comas, Conway Stewart, Monte grappa, ancora and Cartier The lower barrel is made from solid 925 sterling silver (hallmarked 925) and adorned with an intricate diamond-cut pattern. Fittings are .999 Platinum plated. Limited edition of 300 pieces. Each pen is individually numbered. There are no two pens alike. Diameter: 12 mm, Length: 145 mm; Weight: 40 grams/1.4 oz. Supplied with gift box, (1) extra Xezo Speed master gel ball pen refill, 3-year warranty card, and certificate. German-made medium point. Twist Action Ball Pen.