- Brand: Seiko
- Series: Prospex
- Reference: SPB103J1
- Case Size: 45 mm
- Dial : Green, Lumibrite on hands, indexes and bezel
- Crystal: Sapphire
- Material: Stainless steel
- Bracelet: Stainless Steel with three-fold clasp with secure lock , push button release with extender
- Water Resistant: 200m / 660ft diver's
- Movement: Automatic with manual winding capacity
- Caliber: 6R35
- Warranty: 3 year International Warranty