Seiko Cal. 5627 - 730

The Seiko 5627-730 represents an important milestone in Seiko's 1981 lineup. It features a Black dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-ddcf7b57fb0f]

Also known as: Shogun, Silverwave

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

Black

Jewels

28j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1981

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