Seiko Prospex Alpinist Automatic – SPB503
At its heart beats Seiko’s dependable Caliber 6R55 automatic movement, providing precise timekeeping and an impressive 72-hour power reserve. The sapphire crystal, equipped with an internal anti-reflective coating and magnifier, guarantees clarity and ease of reading from every angle. A brown calf leather strap with a three-fold deployant clasp ensures comfort, security, and enduring style, whether on rugged trails or in refined settings.
Water-resistant to 200 meters and featuring a rotating compass bezel, screw-down crown, and see-through case back, the Seiko Prospex Alpinist SPB503 embodies the brand’s commitment to craftsmanship, heritage, and innovation. Blending exploration-ready performance with classic design, this timepiece stands as a modern icon—equally at home in the great outdoors or the heart of the city.
Product Information
Product Information
Shipping & Returns
Shipping & Returns



Seiko Prospex Alpinist Automatic – SPB503
Seiko Prospex Alpinist Automatic – SPB503
At its heart beats Seiko’s dependable Caliber 6R55 automatic movement, providing precise timekeeping and an impressive 72-hour power reserve. The sapphire crystal, equipped with an internal anti-reflective coating and magnifier, guarantees clarity and ease of reading from every angle. A brown calf leather strap with a three-fold deployant clasp ensures comfort, security, and enduring style, whether on rugged trails or in refined settings.
Water-resistant to 200 meters and featuring a rotating compass bezel, screw-down crown, and see-through case back, the Seiko Prospex Alpinist SPB503 embodies the brand’s commitment to craftsmanship, heritage, and innovation. Blending exploration-ready performance with classic design, this timepiece stands as a modern icon—equally at home in the great outdoors or the heart of the city.
Original: $995.00
-70%$995.00
$298.50Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
At its heart beats Seiko’s dependable Caliber 6R55 automatic movement, providing precise timekeeping and an impressive 72-hour power reserve. The sapphire crystal, equipped with an internal anti-reflective coating and magnifier, guarantees clarity and ease of reading from every angle. A brown calf leather strap with a three-fold deployant clasp ensures comfort, security, and enduring style, whether on rugged trails or in refined settings.
Water-resistant to 200 meters and featuring a rotating compass bezel, screw-down crown, and see-through case back, the Seiko Prospex Alpinist SPB503 embodies the brand’s commitment to craftsmanship, heritage, and innovation. Blending exploration-ready performance with classic design, this timepiece stands as a modern icon—equally at home in the great outdoors or the heart of the city.























