Seiko Cal. 6389 - 145

The Seiko 6389-145 represents an important milestone in Seiko's 1972 lineup. Powered by the 6389 caliber with 18j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-5d80763ee8e7]

Also known as: Bellmatic, Flighty

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

12.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

60m

Dial Color

Black

Jewels

18j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1972

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