Seiko Cal. 6121 - 923

The Seiko 6121-923 represents an important milestone in Seiko's 1981 lineup. It features a Green dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-81def9617d00]

Also known as: Bellmatic, World Timer

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

10.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Green

Jewels

18j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1981

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