Seiko Cal. 6128 - 371

The Seiko 6128-371 represents an important milestone in Seiko's 1971 lineup. Powered by the 6128 caliber with 34j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-94de96c313ab]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

15.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Cream

Jewels

34j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1971

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