Seiko Cal. 6228 - 771

This Spring Drive model from 1977 features a 34mm Hardlex-Coated Steel case. It features a White dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-18a6491e2b4d]

Also known as: Navigator, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

White

Jewels

25j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1977

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