Seiko Cal. 6221 - 438

The Seiko 6221-438 represents an important milestone in Seiko's 1970 lineup. Powered by the 6221 caliber with 20j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-199d2cf6b260]

Also known as: Shogun, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

12.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Silver

Jewels

20j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1970

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