Seiko Cal. 0721 - 663

This Hand-Winding model from 1978 features a 43mm Gold-Plated case. It features a White dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-e96d292e4687]

Also known as: Bullhead, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

White

Jewels

31j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1978

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