- Seiko Prospex Automatic Diver - Model number SLA017J1 (2000 Limited, Extremely rare) - Automatic with manual winding mechanism - Caliber # 8L35 - Stainless steel case with super-hard coating - Diashield coating - Silicon Band material (Stainless steel bracelet also included) - Box shaped sapphire crystal - Anti-reflective coating on inner surface - Lumi Brite Hands and indexes - 50 hours Power reserve - -10 to +15 seconds per day Accuracy - 28,800 vibration / hour - 200m water resistance suitable for air diving - Magnetic resistance - H47.9mm x W39.9mm x D14.1mm Size - 110g Weight - Serial number engraved on the case back - Screw case back - One-way bezel - Screw down crown - 26 jewels - Stop second hand function