Seiko Cal. 5621 - 324

The 5621-324 is a sought-after Spring Drive piece from Seiko's golden era. It features a White dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-0951aa099a6d]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

12.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

100m

Dial Color

White

Jewels

31j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1971

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