Seiko Cal. 5647 - 978

The 5647-978 is a sought-after Quartz piece from Seiko's golden era. It features a Green dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-500ab3eb95a5]

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

Green

Jewels

27j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1971

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