Seiko Cal. 3870 - 749

The Seiko 3870-749 represents an important milestone in Seiko's 1982 lineup. It features a Green dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-ad9826b2eb52]

Also known as: Navigator

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

30m

Dial Color

Green

Jewels

27j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1982

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