Case material: Steel; Charge: Manual; Conditions: Used Presentation condition : With dealer guarantee ; Model: Calatrava Price on request Gmtbroker Reference: 3923 A Rare Stainless Steel 150th Anniversary Limited Edition Calatrava Gents Wristwatch, silver dial with  applied hour markers, small seconds at 6 0'clock, a fixed stainless steel bezel, a brand new  original black leather strap with an original stainless steel pin buckle, sapphire glass, manual wind movement, in excellent condition, comes with a presentation box, our own certificate of authenticity and our own one year warranty. N.B. This is a very rare and sought after timepiece, made for the Japanese market in celebration of Patek Philippe's 150th Anniversary. Only 150 pieces were manufactured and sold, making this an exquisite addition to any collection.