Montblanc Men’s Coin Purse. SKU: 220348. Color: Tweed Blue. Size: 3.35″ x 0.59″ x 2.76″. Montblanc Sartorial Leather Coin Case. This coin case is crafted from embossed sartorial leather for a refined finish. It features a spacious main compartment for coins while maintaining a slim profile designed to fit discreetly into a pocket. Material: Leather.