Seiko Cal. 7028 - 406

This Spring Drive model from 1986 features a 35mm Hardlex-Coated Steel case. It features a Cream dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-c6cea6e81797]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

11.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Cream

Jewels

18j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1986

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