King Seiko Exclusive Leather Straps
King Seiko offers a variety of leather straps with different looks.
The straps are equipped with quick-release spring bars for easy attachment and removal, so they can be changed and enjoyed with ease*.
All King Seiko models released after 2021 can be fitted with the exclusive leather straps except for SJE083 and SJE087.
*With the exception of certain models, a tool is required to attach and detach the stainless steel bracelet.
Products and availability vary by store. Please check with the store directly before visiting for the latest information.
Leather straps for KSK・KS1969 (Buckle type)
These straps come with a King Seiko buckle.
XSL00119, XSL00319, XSL00519, and XSL00719 have an oil matte finish, while XSL00919 has a suede finish.
The stitching gives these easy-to-wear, classically colored straps a vintage feel.
XSL00119
Material : Cow leather
Color : Gray
XSL00319
Material : Cow leather
Color : Black
XSL00519
Material : Cow leather
Color : Brown
XSL00719
Material : Cow leather
Color : Dark brown
XSL00919
Material : Artificial suede
Color : Gray
Leather straps for KSK・KS1969(Three-fold clasp type)
These straps can be worn by attaching a KSK・KS1969 three-fold clasp (sold separately).
The sustainable leather straps are manufactured by a tannery certified by the LWG (Leather Working Group)* .
The surface has a cross-grain pattern and stitching for a light impression.
*LWG is a non-profit organization that aims for sustainable leather production and conducts educational activities on quality, safety, environmental issues, etc.
XSL01119
Material : Cow leather
Color : Black
XSL01319
Material : Cow leather
Color : Beige
XSL01519
Material : Cow leather
Color : Navy
XSL01719
Material : Cow leather
Color : Green
XSL01919
Material : Cow leather
Color : Red
Three-fold clasp for KSK・KS1969 strap
The King Seiko three-fold clasp can be attached to XSL01119, XSL01319, XSL01519, XSL01719, and XSL01919.
The push-button release mechanism makes it easy to wear with a leather strap.
XSN00116
Material : Stainless steel
Leather straps for VANAC (Three-fold clasp type)
These straps can be worn by attaching a VANAC three-fold clasp (sold separately). The seamless form that flows smoothly from the case line to the strap, together with a smart clasp design that neatly tucks the strap tip on the inside, ensures a light and comfortable fit.The sustainable leather straps are manufactured by a tannery certified by the LWG (Leather Working Group)* .
*LWG is a non-profit organization that aims for sustainable leather production and conducts educational activities on quality, safety, environmental issues, etc.
RK01B17BK
Material : Cow leather
Color : Black
Available in January 2026
RK01B17BN
Material : Cow leather
Color : Dark brown
Available in January 2026
Three-fold clasp for VANAC strap
The King Seiko three-fold clasp can be attached to RK01B17BK and RK01B17BN.The push-button release mechanism makes it easy to wear with a leather strap.
RKN00B20S
Material : Stainless steel
Available in January 2026