Seiko Cal. 3823 - 990

The 3823-990 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3823 caliber with 36j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-bbca40bcbf3a]

Also known as: Tuna, Emperor

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

8.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1983

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