Seiko Cal. 6287 - 691

The Seiko 6287-691 represents an important milestone in Seiko's 1990 lineup. Powered by the 6287 caliber with 20j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-80d29b3dadbc]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

30m

Dial Color

Burgundy

Jewels

20j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1990

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