Seiko Cal. 3827 - 813

The 3827-813 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3827 caliber with 36j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-f0fb3d7127a8]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

9.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Green

Jewels

36j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1967

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