The Seiko 6105-8009, known to collectors as the "Slim Willard," is a vintage 150m diver produced between 1968 and 1970. It is the direct successor to Seiko's first dive watch, the 62MAS, and served as the transitional model before the famous "Captain Willard" (6105-8110)
Specifications
SKU
02182026172430
Item
Wristwatch
Brand
Seiko
Model
Slim Williard Diver
Reference
6105-8009
Year
Dial Color
Black
Case Material
Steel
Movement
Automatic
Caliber
6105B
Country
Japan
Gender
Men's
Jewels
17
Grade
Band Material
Functions
Type
Department
Balance
Condition
Overall Condition
Fair, overall condition
Case
Shows hairline scratches. Has dents/dings.
Crystal
Has cracks.
Crystal Condition
Dial
Crown
Shows desk marks.
Crown Condition
Hands
Hands Condition
Band
The band is not original.
Function
Running and keeping time
Winding
Timing Data
Losing 50 seconds a day, Amplitude 264, Beat Error 1.0
Additional Notes
Measurements
Diameter
41mm
Dial Diameter
Width
Length
Height
Thickness
12.3mm
Lug Width
19.3mm
Lug to Lug
48mm
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.