Seiko Cal. 6621 - 929

The 6621-929 is a sought-after Automatic piece from Seiko's golden era. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-e014dfc125ba]

Also known as: Rally

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

14.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Green

Jewels

19j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1968

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