Omega, Special Edition Series, Model: 511.13.40.20.06.002, Automatic Mechanical, Stainless Steel, Case Diameter: 39.50mm, Smoke Dark Gray Gradient to Bright, Sedna 18K Gold Index Hands Engraved in Gold, Limited to 1291-102 Pieces in Switzerland, AT8800 Movement, The back of the movement is micro-engraved with three-quarters of the most representative buildings of Switzerland, A must-have for collection, rare and hard to come by.