Seiko Cal. 6378 - 922

This Spring Drive model from 1986 features a 39mm Stainless Steel case. The Coin-Edge bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-ece715a3b8b0]

Also known as: Turtle

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

13.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Black

Jewels

20j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1986

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