Seiko Prospex Sea HBB002K1 – PADI 60th Anniversary Limited Edition King Turtle Diver's Watch

Celebrate six decades of diving excellence with the Seiko Prospex PADI 60th Anniversary Limited Edition, combining professional dive-watch performance with a striking ocean-inspired design.

The Seiko Prospex Sea HBB002K1 marks the 60th anniversary of PADI (Professional Association of Diving Instructors) and celebrates ten years of partnership between PADI and Seiko. Limited to just 8,000 pieces worldwide, this special-edition King Turtle brings together Seiko's renowned dive-watch engineering and a shared commitment to underwater exploration and ocean conservation.

Its distinctive blue dial features a globe motif inspired by the PADI 60th anniversary logo, reflecting the worldwide diving community. Contrasting red accents at the 6 o'clock position and on the seconds hand add a dynamic touch, while the vivid blue ceramic bezel insert complements the dial and offers excellent scratch resistance.

Designed for underwater adventures and everyday wear, this limited-edition Prospex combines 200-metre diver's water resistance, a sapphire crystal and a reliable automatic movement. It is supplied with both a robust stainless steel bracelet and an additional high-strength silicone strap, offering versatility for different occasions and diving conditions.

Key Features

• PADI 60th Anniversary Limited Edition celebrating six decades of diving and ten years of partnership between PADI and Seiko.

• Limited to 8,000 pieces worldwide, making it a distinctive addition to a watch collection.

• Ocean-inspired blue dial featuring a globe motif derived from the PADI anniversary logo.

• Red detailing at the 6 o'clock position and on the seconds hand.

• Blue ceramic bezel insert offering excellent scratch resistance.

• Seiko Calibre 4R36 automatic movement with manual winding capability.

• Approximately 41 hours of power reserve.

• 200-metre diver's water resistance for demanding aquatic activities.

• Sapphire crystal with magnifier and anti-reflective coating on the inner surface.

• Stainless steel bracelet with a secure locking clasp and extension.

• Additional silicone strap included, featuring PADI branding and an accordion-style design.

• LumiBrite illumination on the hands, indexes and bezel.

• Unidirectional rotating bezel for tracking elapsed dive time.

• Screw-down crown and screw case back for a robust construction.

• Individually numbered limited-edition case back.

Specifications

• Brand: Seiko

• Collection: Prospex Sea

• Model: HBB002K1

• Edition: PADI 60th Anniversary Limited Edition

• Limited Edition Quantity: 8,000 pieces

• Movement: Automatic with manual winding

• Calibre: 4R36

• Power Reserve: Approximately 41 hours

• Jewels: 24

• Functions: Day and date display, stop-seconds function

• Case Material: Stainless steel

• Bezel: Stainless steel with ceramic insert

• Case Thickness: 13.2mm

• Case Diameter: 45.0mm

• Lug-to-Lug: 47.7mm

• Crystal: Sapphire crystal with magnifier

• Crystal Coating: Anti-reflective coating on the inner surface

• Luminous Material: LumiBrite on hands, indexes and bezel

• Bracelet: Stainless steel

• Additional Strap: High-strength silicone PADI-branded strap

• Lug Width: 22mm

• Clasp: Three-fold clasp with secure lock, push-button release and extender

• Water Resistance: 200 metres / 660 feet, diver's

• Magnetic Resistance: 4,800 A/m

• Weight: 198g

• Crown: Screw-down

• Bezel: Unidirectional rotating

• Case Back: Screw-down, engraved with limited-edition marking and serial number

Case & Dial

The HBB002K1 features a robust stainless steel case measuring 45mm in diameter, with a thickness of 13.2mm and a lug-to-lug length of 47.7mm. Its purposeful design reflects the Prospex collection's focus on durability and performance, while the blue and red colour scheme gives this anniversary edition a distinctive identity.

The blue dial incorporates a globe motif inspired by the PADI 60th anniversary logo, symbolising the international diving community and its connection to the oceans. Red accents at the 6 o'clock position and on the seconds hand provide a sharp contrast against the blue background.

Protecting the dial is a sapphire crystal with an integrated magnifier and anti-reflective coating on the inner surface. The stainless steel unidirectional rotating bezel features a vivid blue ceramic insert, combining a coordinated appearance with excellent scratch resistance. LumiBrite on the hands, indexes and bezel helps improve legibility in low-light conditions.

Bracelet & Clasp

This limited-edition King Turtle is supplied with a stainless steel bracelet for a durable, versatile finish. Its three-fold clasp features a secure lock, push-button release and extender, helping provide a secure fit and added adjustability.

An additional high-strength silicone strap is also included. Designed specifically for this PADI anniversary model, it features the words “Professional Association of Diving Instructors” and an accordion-style construction intended to provide comfort when worn directly on the wrist or over a wetsuit.

The two strap options allow the watch to transition easily between everyday wear and water-based activities.

Functions & Additional Information

Powering the Seiko Prospex HBB002K1 is the Calibre 4R36 automatic movement, which supports both automatic and manual winding. With 24 jewels and approximately 41 hours of power reserve, it delivers dependable mechanical timekeeping alongside practical everyday functions.

The movement includes a day and date display and a stop-seconds function for precise time setting. For diving, the watch offers 200-metre diver's water resistance, a screw-down crown and a unidirectional rotating bezel to help track elapsed time. Its sapphire crystal and ceramic bezel insert provide additional durability for regular use.

The screw case back is engraved with the limited-edition marking and an individual serial number, reinforcing the watch's special-edition status.

Beyond its technical specifications, this model celebrates the longstanding relationship between Seiko and PADI. Their shared commitment to diving safety, underwater exploration and ocean protection is reflected in the distinctive anniversary design.

A Special Edition for Diving Enthusiasts

The Seiko Prospex Sea HBB002K1 combines proven dive-watch functionality with meaningful anniversary details and distinctive ocean-inspired styling. Its blue globe-patterned dial, scratch-resistant ceramic bezel, 200-metre water resistance and reliable automatic movement make it a capable companion for everyday wear and aquatic adventures.

Limited to 8,000 pieces worldwide and supplied with both a stainless steel bracelet and a PADI-branded silicone strap, this King Turtle is an appealing choice for Seiko collectors, diving enthusiasts and anyone who values the connection between quality watchmaking and ocean exploration.