Seiko 6138-8030 Baby Kakume

Seiko 6138-8030 – Vintage Chronograph (JPS Dial Variant)

A true icon from Seiko’s golden era, the 6138-8030 represents the charm and character of 1970s mechanical watchmaking. Featuring a striking black dial paired with vivid blue sub-dials, this rare colour combination gives the watch a bold and distinctive presence on the wrist. Collectors often refer to this model as part of the “John Player Special” (JPS)  family, inspired by the legendary racing livery of the era — a nod to its motorsport-influenced style and heritage. This model is also known as the Baby Kakume.

This example has been beautifully preserved, retaining its vintage charisma and authentic appeal. The automatic chronograph runs smoothly with crisp operation, delivering the tactile satisfaction only a true mechanical timepiece can offer. Paired with a comfortable aftermarket bracelet, the watch remains ready to wear and enjoy, while proudly showcasing its original dial and character.

A timeless collector’s piece that blends retro motorsport spirit with Seiko’s celebrated mechanical craftsmanship — ideal for those who appreciate genuine vintage design and the thrill of a historical chronograph on the wrist.

Here is an additional clean section you can place under the description — professional tone, trustworthy, and clear for collectors:

Work Performed

This watch has been carefully checked and serviced to ensure reliable performance. Our work includes a full movement inspection, adjustment and lubrication, ensuring accurate and smooth chronograph function. We have also fitted a high-quality aftermarket Seiko-style bracelet, providing both comfort and a period-correct aesthetic while respecting the watch’s original character.

Specifications:

* Model: Seiko 6138-8030
* Movement: Automatic chronograph (Cal. 6138)
* Dial: Black with blue sub-dials
* Case: Stainless steel
* Case Diameter: approx. 40mm
* Crystal: Hardlex
* Bracelet: Aftermarket Seiko-style bracelet
* Bracelet Length: fits up to approx. 20cm wrist
* Chronograph with central seconds and dual sub-dials
* Day & date display
* Era: 1970s production
* Condition: Vintage, well-preserved, fully functioning
* Notes: No original box or papers