Seiko Cal. 6370 - 674

Released in 1968, the Cal. 6370 with design code 674 was part of Seiko's domestic market collection. The Coin-Edge bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-cc8fabd85f8e]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

9.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Burgundy

Jewels

29j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1968

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