A. LANGE & SÖHNE. AN EXTREMELY RARE AND HIGHLY IMPORTANT STAINLESS STEEL WRISTWATCH WITH OVERSIZED DATE, POWER RESERVE INDICATION AND BLUE DIAL LANGE 1 MODEL, REF. 101.026 X, CASE NO. 117'972, CIRCA 1999 Movement: Manual Dial: Blue Case: 38.5 mm. diam. With: Stainless steel A. Lange & Söhne buckle, International Guarantee dated 1999, Proof of Origin, product literature, presentation box and outer packaging