Seiko Cal. 6391 - 102

The Seiko 6391-102 represents an important milestone in Seiko's 1993 lineup. Powered by the 6391 caliber with 32j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-7245fecbcf68]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Navy

Jewels

32j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1993

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