Seiko Cal. 3840 - 670

The Seiko 3840-670 represents an important milestone in Seiko's 1995 lineup. With its 18mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-69987fc8f6f4]

Also known as: Samurai, Navigator

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

36mm

Case Thickness

8.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Black

Jewels

23j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1995

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