TECHNICAL DATA

Brand: Seiko

Family: Prospex

Reference: SPB321J1

Name: Seiko Men's SPB321J1 Prospex Diver's Auto Watch

CASE

Material: Steel

Glass: Sapphire Glass

Diameter: 45 X 45

Case Thickness: 13.4

Water Resistance: 20 ATM

DIAL

Color: Blue

Dial Markers: No numerals

Bezel: Ceramic

MOVEMENT

Type: Automatic

Caliber: 6R35

Jewels: 24

Reserve: 70

BAND

Material: Stainless Steel

Color: Steel

Clasp: Deployment

FUNCTIONS

Date

OTHER FUNCTIONS

Luminescent Hands,Luminous indexes