Seiko SBSA121 – Seiko 5 Sports Military Style – Made in Japan

Everyday Toughness with JDM Appeal.

The Seiko SBSA121 is a Japan-exclusive from the Seiko 5 Sports Military Style series, offering robust design and daily reliability in a clean, tactical package. With its matte black dial, Arabic numerals, and vintage-inspired leather strap, this is a modern mechanical field watch built for real-world use.

Unlike global variants, the SBSA121 is Made in Japan, and features Seiko’s reliable 4R36 automatic movement with hacking and hand-winding — a step up for collectors and casual wearers alike.

Whether you’re upgrading from quartz or adding depth to your rotation, this JDM model is a smart and stylish choice.

What’s Included

• Genuine SBSA121 watch

• Original Japanese-market box & packaging

• Manufacturer’s serial number and instruction documents

• Dispatched from Tokyo with tracking

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Key Features

• Made in Japan

• Seiko 4R36 automatic movement (with hacking + hand-wind)

• 100m water resistance

• Matte black dial with luminous hands

• Day/date complication at 3 o’clock

• 42.5mm stainless steel case

• Seiko-signed black leather strap

• Hardlex crystal

• Transparent caseback

Why Buy from JDM Timepieces

✔️ Official JDM edition – not sold through Seiko’s global retailers

✔️ Includes full original packaging and serial verification

✔️ Shipped directly from Tokyo

✔️ Under $800 – no import duty for U.S. buyers