Seiko Cal. 3866 - 800

The Seiko 3866-800 represents an important milestone in Seiko's 1978 lineup. Powered by the 3866 caliber with 19j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-a907716bef8c]

Also known as: Pogue, Helmet

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Green

Jewels

19j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1978

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