Seiko Cal. 3847 - 371

The Seiko 3847-371 represents an important milestone in Seiko's 1970 lineup. It features a Green dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-3b1f5afdb7f0]

Also known as: Helmet, Goldfeather

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

13.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

Green

Jewels

22j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1970

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