



Seiko Prospex HBC005J1 1965 Heritage Diver 145th Anniversary Watch

Choose options




Celebrate horological history with the Seiko Prospex HBC005J1 Limited Edition, a striking timepiece crafted to honor Seiko’s 145th Anniversary. Strictly limited to only 4,000 pieces worldwide, this special edition is heavily inspired by Seiko’s legendary 1965 diver—the iconic 62MAS. Seamlessly blending vintage diver heritage with cutting-edge modern engineering, this high-end tool watch is a phenomenal addition to any serious collection.
Celebrate horological history with the Seiko Prospex HBC005J1 Limited Edition, a striking timepiece crafted to honor Seiko’s 145th Anniversary. Strictly limited to only 4,000 pieces worldwide, this special edition is heavily inspired by Seiko’s legendary 1965 diver—the iconic 62MAS. Seamlessly blending vintage diver heritage with cutting-edge modern engineering, this high-end tool watch is a phenomenal addition to any serious collection.
CASE
Case Diameter: 40.0 mm
Case Thickness: 13.0 mm
Case Length (Lug-to-Lug): 46.4 mm
Material: Stainless Steel
Crystal: Curved Sapphire Crystal (Anti-reflective coating)
Bezel: Unidirectional Rotating Diver's Bezel
BAND
Material: Stainless Steel Bracelet
Lug Width: 20.0 mm
Clasp: Three-Fold Clasp with Secure Lock, Push-Button Release, and Built-In Slide Adjuster
MOVEMENT
Movement: Caliber 6R55 Mechanical Automatic (Manual winding capacity)
Accuracy: Approximately +25 to -15 seconds per day
Power Reserve: Approximately 72 Hours (3 Days)
Water Resistance: 300 Meters / 1,000 Feet Diver
Functions: Date window between 4 and 5 o'clock, Stop-second hand function (Hacking)
CASE
Case Diameter: 40.0 mm
Case Thickness: 13.0 mm
Case Length (Lug-to-Lug): 46.4 mm
Material: Stainless Steel
Crystal: Curved Sapphire Crystal (Anti-reflective coating)
Bezel: Unidirectional Rotating Diver's Bezel
BAND
Material: Stainless Steel Bracelet
Lug Width: 20.0 mm
Clasp: Three-Fold Clasp with Secure Lock, Push-Button Release, and Built-In Slide Adjuster
MOVEMENT
Movement: Caliber 6R55 Mechanical Automatic (Manual winding capacity)
Accuracy: Approximately +25 to -15 seconds per day
Power Reserve: Approximately 72 Hours (3 Days)
Water Resistance: 300 Meters / 1,000 Feet Diver
Functions: Date window between 4 and 5 o'clock, Stop-second hand function (Hacking)
Notice to Customers:
Orders are dispatched from Singapore.
For customers in the United States:
As of August 29, 2025, all goods imported into the U.S.—regardless of their value—may incur a 10% import duty. This change follows the removal of the de minimis threshold under updated U.S. customs policies.
Please note that customers are responsible for all import duties, taxes, customs charges, and any applicable handling fees.
For information specific to your country’s customs process, including courier fees or tax-free limits, please reach out to our support team.
Notice to Customers:
Orders are dispatched from Singapore.
For customers in the United States:
As of August 29, 2025, all goods imported into the U.S.—regardless of their value—may incur a 10% import duty. This change follows the removal of the de minimis threshold under updated U.S. customs policies.
Please note that customers are responsible for all import duties, taxes, customs charges, and any applicable handling fees.
For information specific to your country’s customs process, including courier fees or tax-free limits, please reach out to our support team.
