Seiko Cal. 5227 - 761

This Spring Drive model from 1991 features a 39mm Gold-Plated case. It features a Silver dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-6ff2ceb98287]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

12.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

28j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1991

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