Seiko Cal. 6371 - 250

The Seiko 6371-250 represents an important milestone in Seiko's 1975 lineup. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-57f386c0b076]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

35mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Black

Jewels

24j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1975

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