Seiko Cal. 6379 - 861

The 6379-861 is a sought-after Spring Drive piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-276ab10a0814]

Also known as: World Timer, Arnie

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

9.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Black

Jewels

24j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1978

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