General Information:
Brand: Seiko
Model: SPB301J1
Collection: Prospex
Gender: Men's
Movement:
Type: Automatic with manual winding capacity
Calibre: 6R35
Jewels: 24 jewels
Power Reserve: Approximately 70 hours
Vibrations: 21,600 vibrations per hour (6 beats per second)
Case:
Material: Stainless steel with super-hard coating
Diameter: 41.0 mm
Thickness: 12.3 mm
Lug Width: 20 mm
Case Back: Screw case back, see-through case back
Crown: Screw-down crown
Dial:
Colour: Black
Markers: Applied indexes with LumiBrite
Hands: LumiBrite on hands and index(es)
Crystal: Curved sapphire crystal with anti-reflective coating on the inner surface
Bezel:
Type: Rotating bezel (unidirectional)
Material: Stainless steel with ceramic insert
Colour: Black and blue ("Pepsi" style)
Markers: Minute markers for the first 15 minutes, then every 10 minutes thereafter
Strap:
Material: Stainless steel with super-hard coating
Width: 20 mm at the lugs tapering to 18 mm at the clasp/buckle
Buckle: Three-fold clasp with secure lock, push-button release with extender
Water Resistance:
Rating: 200 meters / 660 feet
Additional Features:
Day/Date Display: Date display at the 3 o'clock position
Luminous Features: LumiBrite on hands, indexes, and bezel pip at the 12 o'clock position
Warranty: 2 years international warranty
Included Accessories: Presentation box, instruction manual, warranty card, additional links for bracelet adjustment tool
Weight: Approximately 180 grams