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