Seiko Cal. 6387 - 106

The Seiko 6387-106 represents an important milestone in Seiko's 1981 lineup. Powered by the 6387 caliber with 34j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-da2d594a20ae]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Green

Jewels

34j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1981

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