Seiko Cal. 3828 - 366

The 3828-366 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3828 caliber with 22j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-5f4f5e36953f]

Also known as: Samurai, Golden Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

14.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1973

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