Seiko SPB501J1

General

- Model: SPB501J1

- Collection: Prospex

- Series: Sea

- 1965 Heritage Diver's Watch PADI Special Edition

Movement

- Caliber Number: 6R55

- Movement Type: Automatic with manual winding

- Precision: +25 to -15 seconds per day

- Power reserve: Approx. 72 hours (3 days)

- Jewels: 24

- Functions: Stop second hand function

Case/Band

- Case Material: Stainless steel

- Case Thickness: 13.0mm

- Case Diameter: 40.0mm

- Lug-to-lug: 46.4mm

- Crystal: Curved sapphire crystal

- Crystal Coating: Anti-reflective coating on inner surface

- LumiBrite: LumiBrite on hands, index(es) and bezel

- Band Material: Stainless steel

- Clasp: Three-fold clasp with secure lock & push button release, solid & slide adjuster

- Bracelet Length: 196.0mm

- Lug width: 20mm

Other Details

- Water Resistance: 300m / 1000ft diver's

- Magnetic Resistance: 4,800 A/m

- Weight: 174.0g

- Features: SPECIAL EDITION on the case back, Unidirectional rotating bezel, Screw-down crown, Three-fold clasp with secure lock, Screw case back