| Brand | SEIKO |
| Model | PROSPEX |
| Reference |
HBB001K1 |
| Condition | New |
| Movement | AUTOMATIC |
| 42 MM |
Description
- Calibre
- Calibre no.4R35
- Movement TypeAutomatic with manual winding
- Power Reserve/Battery LifeApprox. 41 hours
- Case
- Case MaterialStainless steel
- CrystalHardlex
- Case SizeThickness: 12.3 mm
Diameter: 41.7 mm
Lug to lug: 49.5 mm - ClaspThree-fold clasp with secure lock , push button release with extender
- LumiBriteLumiBrite on hands, index(es) and bezel
- Layout
- Water Resistance200m / 660ft diver’s
- Weight170.0g
- Other SpecificationsLIMITED EDITION on the case back
Unidirectional rotating bezel
Screw-down crown
Screw case back
- Features
- Other FeaturesJewels: 23
Stop second hand function
Date display


CALL / SMS / WHATSAPP FOR FURTHER DISCUSSION +60 18 226 8539 / +603 2282 8832


![Seiko Prospex Sea 145th Anniversary Limited Edition [9,999 pieces] HBB001K1 42MM ( New) - Image 2](https://i0.wp.com/hangthaiwatch.com.my/shop/wp-content/uploads/2026/06/20260622_041920912_iOS-scaled.jpg?fit=1920%2C2560&ssl=1)
![Seiko Prospex Sea 145th Anniversary Limited Edition [9,999 pieces] HBB001K1 42MM ( New) - Image 3](https://i0.wp.com/hangthaiwatch.com.my/shop/wp-content/uploads/2026/06/20260622_041933587_iOS-scaled.jpg?fit=1920%2C2560&ssl=1)
![Seiko Prospex Sea 145th Anniversary Limited Edition [9,999 pieces] HBB001K1 42MM ( New) - Image 4](https://i0.wp.com/hangthaiwatch.com.my/shop/wp-content/uploads/2026/06/20260622_042208675_iOS-scaled.jpg?fit=1920%2C2560&ssl=1)
![Seiko Prospex Sea 145th Anniversary Limited Edition [9,999 pieces] HBB001K1 42MM ( New) - Image 5](https://i0.wp.com/hangthaiwatch.com.my/shop/wp-content/uploads/2026/06/20260622_041954272_iOS-scaled.jpg?fit=1920%2C2560&ssl=1)
![Seiko Prospex Sea 145th Anniversary Limited Edition [9,999 pieces] HBB001K1 42MM ( New) - Image 6](https://i0.wp.com/hangthaiwatch.com.my/shop/wp-content/uploads/2026/06/20260622_042155930_iOS-scaled.jpg?fit=1920%2C2560&ssl=1)
![Seiko Prospex Sea 145th Anniversary Limited Edition [9,999 pieces] HBB001K1 42MM ( New) - Image 7](https://i0.wp.com/hangthaiwatch.com.my/shop/wp-content/uploads/2026/06/20260622_042013642_iOS-scaled.jpg?fit=1920%2C2560&ssl=1)
![Seiko Prospex Sea 145th Anniversary Limited Edition [9,999 pieces] HBB001K1 42MM ( New) - Image 8](https://i0.wp.com/hangthaiwatch.com.my/shop/wp-content/uploads/2026/06/20260622_042030529_iOS-scaled.jpg?fit=1920%2C2560&ssl=1)
![Seiko Prospex Sea 145th Anniversary Limited Edition [9,999 pieces] HBB001K1 42MM ( New) - Image 9](https://i0.wp.com/hangthaiwatch.com.my/shop/wp-content/uploads/2026/06/20260622_042104378_iOS-scaled.jpg?fit=1920%2C2560&ssl=1)
![Seiko Prospex Sea 145th Anniversary Limited Edition [9,999 pieces] HBB001K1 42MM ( New) - Image 10](https://i0.wp.com/hangthaiwatch.com.my/shop/wp-content/uploads/2026/06/20260622_042159472_iOS-scaled.jpg?fit=1920%2C2560&ssl=1)
