• Model: Seiko Bullhead Chronograph Automatic 
  
• 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 #: 6138-0040
  
• Model #: AV027
  
• Model Variation: 6138-0060T
  
• Variation Name: Chronograph Automatic \ International Version
  
• Release Year: 1973
  
• Serial #: 702378
  
• Year: 1977
  
• Dial: Tropical Brown
  
• Hour Markers: White
  
• Hands: White / Yellow
  
• Bezel: Tachymeter
  
• Crystal: Glass
  
• Caseback: Suwa logo
  
• Diameter: 44.0 mm without crown
  
• Case Thickness: 15 mm
  
• Lug Width: 20 mm
  
• Bracelet: Original Seiko Fishbone Steel
  
• Bracelet Ref. #: Z040S / Z050S
  
• Clasp: Folding Flip
  
• Clasp Code: Japan Z
  
• # of Links: 16
  
• Length: 8.0 inches long (end to end)
  
• Total Weight: 140.2 grams
  
• Other: Quickset Day (English & Japanese), Quickset Date, Small seconds, Screw-on caseback
  
  
• No Box
  
• No Papers
  

Note: All original Export version of the famous Seiko Bullhead. All the parts are Seiko and correspond to this model. Is a true example of 6138-0060T. This is how the watch came from factory. What every collector wants.