Seiko Cal. 3826 - 642

The Seiko 3826-642 represents an important milestone in Seiko's 1981 lineup. Powered by the 3826 caliber with 31j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-f42863f73a00]

Also known as: Golden Tuna

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

12.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Navy

Jewels

31j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1981

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