Seiko Cal. 6221 - 957

This Hand-Winding model from 1975 features a 45mm Gold-Plated case. It features a Navy dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-29dd50e0c73a]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

14.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Navy

Jewels

17j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1975

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