



Seiko Prospex HBC005J1 1965 Heritage Diver 145th Anniversary Watch

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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 European Union (EU) & UK Buyers*
Orders are dispatched from Singapore.
Since July 2026, shipments entering the EU are subject to a fixed customs processing charge starting at *€3* per item/category. Import VAT is also charged on arrival:
- *Germany*: 19%
- *Other EU countries*: typically 17–27% (varies by country)
For the *UK, there is currently no customs duty on goods under £135. Import VAT is **20%*.
Destination couriers may also charge administrative or disbursement fees.
All import duties, VAT, customs charges, and courier handling fees are the responsibility of the customer. These are determined by local authorities and shipping couriers, not by our store.
*Notice to European Union (EU) & UK Buyers*
Orders are dispatched from Singapore.
Since July 2026, shipments entering the EU are subject to a fixed customs processing charge starting at *€3* per item/category. Import VAT is also charged on arrival:
- *Germany*: 19%
- *Other EU countries*: typically 17–27% (varies by country)
For the *UK, there is currently no customs duty on goods under £135. Import VAT is **20%*.
Destination couriers may also charge administrative or disbursement fees.
All import duties, VAT, customs charges, and courier handling fees are the responsibility of the customer. These are determined by local authorities and shipping couriers, not by our store.
