Seiko Cal. 6621 - 957

This Hand-Winding model from 1990 features a 36mm PVD Black case. It features a Green dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-7db7aecb3210]

Also known as: Goldfeather

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

36mm

Case Thickness

10.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1990

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