Seiko Cal. 0730 - 327

This Quartz model from 1966 features a 45mm Hardlex-Coated Steel case. It features a White dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-94f91b4de6aa]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

White

Jewels

26j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1966

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