Seiko Cal. 6394 - 820

The Seiko 6394-820 represents an important milestone in Seiko's 1977 lineup. It features a Green dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-49cc19c1b9bb]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Green

Jewels

20j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1977

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