Seiko Cal. 3866 - 752

The Seiko 3866-752 represents an important milestone in Seiko's 1981 lineup. Powered by the 3866 caliber with 30j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-5343a1477639]

Also known as: Bellmatic, Flighty

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

White

Jewels

30j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1981

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