Seiko Cal. 3847 - 730

The Seiko 3847-730 represents an important milestone in Seiko's 1971 lineup. It features a Green dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-7b5aad293d46]

Also known as: Navigator, Sea Horse

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

8.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1971

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