Seiko 6138-0030 Kakume -0045T Speed-Timer JDM Chronograph c 1978 43 mm

Model: Seiko Kakume Speed-Timer  Conditions: Very Good (please see pictures for details) Functions: ALL running well. Recently cleaned and oiled. Movement: Mechanical (Automatic) Japan-Made Caliber: 6138B Jewels: 21 Power Reserve: 45 hours Frequency: 21,600 A/h Signed Seiko: Dial, Case, Crown, Bracelet and Movement Material: Stainless Steel Case, Crown, Clasp and Bracelet Reference #: 6138-0030 Model #: 6138-0045T Model Name: Speed-Timer - Late Japanese Domestic Market Version Release Year: 1973 Serial #: 810,498 Year: 1978 Dial: Blue Hour Markers: Steel - White Hour, Minutes Hands: Baton Steel - White Chronograph Hands: Orange Bezel: Tachymeter Crystal: Glass Diameter: 43.0 mm without crown Case Thickness: 14 mm Lug Width: 18 mm Bracelet: Original Seiko Oyster Style Bracelet Ref. #: XGA 261 (End links)* Clasp: Folding Fliplock # of Links: 13 Length: 7.75 inches long (end to end) Other: Quickset