Seiko Cal. 3813 - 328

This Automatic model from 1972 features a 44mm Gold-Plated case. It features a White dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-db054a3703e8]

Also known as: Helmet, UFO

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

10.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

White

Jewels

24j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1972

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