Seiko Cal. 7143 - 201

This Spring Drive model from 1987 features a 36mm Gold-Plated case. It features a White dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-30301a1ac70f]

Also known as: Helmet, Arnie

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

White

Jewels

24j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1987

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