Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1
Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1

Seiko

Seiko Prospex Polygonal Sea Diver Automatic Black Dial Silver Steel Strap Watch for Men - SPB485J1

Sale price£839.00 Regular price£1,119.99
-25%
Free Shipping WORLDWIDE On All Orders
7 Day returns Hassle-free returns
2 Year In-House Warranty Protected against defects & damage
100% Authentic Expert authentication on every watch
5000+ HAPPY CUSTOMER REVIEWED
DESCRIPTION

The Seiko Prospex SPB485J1 combines professional diving heritage with refined everyday elegance. This automatic timepiece features a striking polygonal black dial that catches light beautifully, paired with a robust silver stainless steel bracelet built for durability and comfort. Engineered for water sports enthusiasts, it delivers 300m water resistance and a unidirectional rotating bezel for precise dive timing.

The reliable automatic movement ensures consistent performance, while the scratch-resistant crystal protects your investment. A date window adds practical functionality to this versatile diver's watch. Whether you're exploring underwater or commanding the boardroom, the SPB485J1 transitions seamlessly between adventures and formal occasions. Its balanced design—bold enough for action, refined enough for dress—makes it the ultimate companion for the modern man who refuses to compromise.

The Seiko Prospex SPB481/483 and 485 watches are fully functional, solid, 30 ATM diving watches with a twist; Their look is less utilitarian, but more leasurely. The dial pattern and colors are inspired by a coastal scene: sand dunes, waves rippling, and the sunlight light playing hide and seek with the clouds. The case and bracelet have an elegant luster with wide, mirrored surfaces.

The polygonal gently curved bezel, has an active and elegant look. The automatic watch is powered by the in-house Seiko Cal. 6R55 movement; a sturdy workhorse with an impressive 72 hour power reserve. All in all a stylish and functional watch with versatility for various occasions, from a business meeting to lounging at the pool bar.

This versatile timepiece blends rugged sports functionality with elegant dress watch aesthetics, perfect for any occasion. Its ocean-grey dial, featuring a tranquil coastline pattern, is protected by a scratch-resistant sapphire crystal. The bronze-toned bezel provides modern appeal and ergonomic handling. With Lumibrite-treated markers, 300m water resistance, and Seiko’s 6R55 automatic movement offering a 72-hour power reserve, it excels in performance.

Specifications
Movement Mechanical
Calibre 6R55
Hacking Yes
Power reserve 72 hour
Hand winding Yes
Automatic Yes
Glass Sapphire glass
Date Yes
Width (without crown) 41.25mm
Thickness 12.52mm
Lugs 20mm
Lug to lug 48.2mm
Water resistance 300m
Dial Black
Bezel type Unidirectional
Crown Screw-down
Case material Steel
Band material Steel
End links Solid
Caseback Solid
Country of manufacture Japan
Warranty 2 Years
SHIPPING & DELVIERY

At Royal Watches, we strive to provide a seamless and convenient shopping experience. Our shipping policy is designed to provide clarity and transparency regarding delivery, customs, and order processing.

Free Worldwide Shipping

We offer free worldwide shipping on all orders, regardless of your location.

  • Standard delivery typically takes 10–20 working days.
  • For certain countries, delivery may take up to 30 working days.
  • Delivery times may vary depending on the destination, customs procedures, and unforeseen circumstances.

Customs Clearance

For most international shipments, Royal Watches handles the customs clearance process. Where applicable, the price displayed on our website includes applicable taxes, duties, and fees, allowing for a smooth delivery experience.

Important: For certain countries, including Brazil, Sri Lanka, Pakistan, and India, local customs authorities may impose import duties, taxes, or other charges at their discretion. These charges can vary according to local regulations and are the responsibility of the customer.

Order Cancellation and Restocking

Once an order has been processed by our warehouse, cancellations are not permitted.

We cannot accommodate cancellation or refund requests after an order has been processed for shipment.

Delivery Timeframes and Delays

We aim to process and ship orders promptly after payment is received. However, we cannot guarantee an exact delivery date.

Delivery may be delayed due to:

  • Customs clearance
  • Carrier delays
  • Weather or other transportation disruptions
  • Incorrect or incomplete delivery information
  • Other circumstances beyond our control

Royal Watches is not responsible for losses or damages resulting from delays caused by shipping carriers, customs authorities, or other circumstances beyond our control.

Tracking Your Order

Once your order has been shipped, you will receive a tracking number via email, typically within 5–8 working days after placing your order.

We work with established international shipping carriers, including DHL, FedEx, USPS, UPS, Canada Post, and other trusted courier services, depending on the destination.

If you have questions regarding your shipment, please contact our customer support team at support@royal-watches.com.

Thank you for choosing Royal Watches.

2-YEAR WARRANTY

All Watches are covered by a 2-year warranty from the date of shipment.