SEIKO 5 Sports SBSA103 – Mechanical Power with Street-Ready Attitude

Built for movement. Styled for statement.

The SEIKO 5 Sports SBSA103 (SRPF93K1) is a limited edition mechanical timepiece that channels the spirit of urban exploration and classic watchmaking.

Driven by the robust 4R36 movement, this model offers both self-winding and manual winding, along with a power reserve of 41 hours.

Encased in stainless steel with a sporty Hardlex crystal and a bold reverse bezel, this watch is designed for active lifestyles.

The black dial, luminous hands, and rugged calf leather strap make it a versatile companion — from weekend streetwear to off-duty smart looks.

With features like a see-through screw back, serial number, 24 jewels, and day/date display, it brings mechanical art and everyday function together in a distinct collector’s format.

Whether you're a mechanical watch enthusiast or a street-style fan, the SBSA103 offers heritage movement, bold styling, and limited-edition appeal in one rugged package.

Features & Specifications:

Brand: SEIKO

Model: SBSA103 / SRPF93K1 – 5 Sports Limited Edition

Caliber: 4R36

Movement: Automatic (with manual winding)

Accuracy: +45 to -35 seconds/day

Power Reserve: ~41 hours (full wind)

Case Material: Stainless steel

Glass: Hardlex crystal

Case Dimensions:

Diameter: 42.5 mm

Lug-to-lug: 46 mm

Thickness: 13.4 mm

Weight: 95 g

Band: Black calf leather

Max wrist size: ~195 mm

Water Resistance: 10 bar / 100M

Features:

Screw caseback with LIMITED EDITION & serial number

See-through caseback

Reverse-rotation bezel

Day/date calendar

24 jewels

Stop-seconds function

Magnetic resistance

Lumibright on hands

Made in: 🇯🇵 Japan licensed

Warranty: 1 year international, 5 years GS

Authentic Seiko limited mechanical watch – includes original box and documentation.