Seiko Cal. 6221 - 150

The Seiko 6221-150 represents an important milestone in Seiko's 1980 lineup. Powered by the 6221 caliber with 36j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-331088c6960c]

Also known as: Monster, World Timer

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

14.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

80m

Dial Color

Burgundy

Jewels

36j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1980

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