Seiko Cal. 6389 - 830

The Seiko 6389-830 represents an important milestone in Seiko's 1987 lineup. Powered by the 6389 caliber with 33j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-f8a674142ad1]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

13.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Green

Jewels

33j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1987

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