Seiko Cal. 4556 - 551

This Solar model from 1987 features a 41mm Gold-Plated case. It features a Green dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-800dd380cb45]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

160m

Dial Color

Green

Jewels

23j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1987

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