Seiko Cal. 6121 - 645

The Seiko 6121-645 represents an important milestone in Seiko's 1987 lineup. It features a White dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-f2bfe7434f7f]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

36mm

Case Thickness

10.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

White

Jewels

32j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1987

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