Seiko Cal. 6347 - 237

The Seiko 6347-237 represents an important milestone in Seiko's 1981 lineup. With its 20mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-96bfc08b5324]

Also known as: Tuna, Crown

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Black

Jewels

25j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1981

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