Seiko Cal. 3813 - 924

The 3813-924 is a sought-after Quartz piece from Seiko's golden era. Powered by the 3813 caliber with 21j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-d13c324f3c6d]

Also known as: Helmet, Emperor

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

45mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Cream

Jewels

21j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1996

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