Seiko Cal. 6379 - 550

The Seiko 6379-550 represents an important milestone in Seiko's 1966 lineup. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-3a709bcaa1fe]

Specifications

Movement

Solar

Case Material

Titanium

Case Width

41mm

Case Thickness

8.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Black

Jewels

27j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1966

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