Seiko Cal. 3866 - 303

The Seiko 3866-303 represents an important milestone in Seiko's 1987 lineup. It features a Green dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-54cd8c3324fb]

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

12.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Green

Jewels

36j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1987

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