Specifications
SKU
06102026125330
Brand
Seiko
Model
Turtle Diver
Reference
6309-7040
Year
1984
Movement
Automatic
Jewels
Dial Color
Black
Indices
Round Indexes
Case Material
Steel
Caliber
6309A
Grade
Country
Japan
Gender
Men's
Condition
Overall Condition
Fair, overall condition
Case
Shows scratches.
Crystal
Crystal Condition
Dial
Bezel
It has hairline scratches.
Crown
Crown Condition
Hands
Hands Condition
Band
Band Material
Additional Notes
Additional Information
Functions
Function
Running strongly with no apparent issues, but no known service history
Balance
Timing Data
+87 Seconds/day, 153 Amplitude, 9.9 BE
Winding
Complications
Day-Date and Rotating Bezels.
Additional Information
Measurements
Diameter
43
Dial Diameter
Width
Length
Height
Thickness
13
Lug Width
22
Lug to Lug
44.5
Bracelet Size
Inside Diameter
Outside Diameter
Inside Width
Inside Length
Outside Length
Outside Width
Band Width
Band Clasp Width
Band End Link Width
Band Length
Box Length
Box Width
Size
Standardized Size
About the Brand
Seiko: A beloved brand among collectors, Seiko has long been known for offering exceptional watches at accessible prices. Founded in 1881, the Japanese brand earned worldwide recognition for its divers, sports chronographs, and industry-leading quartz technology. With a lineup that includes historically significant and technically innovative pieces, Seiko remains one of the most widely collected and respected watch brands across all price points.