Seiko Cal. 6659 - 137

The Seiko 6659-137 represents an important milestone in Seiko's 1994 lineup. Powered by the 6659 caliber with 19j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-4c53c302c6a8]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

White

Jewels

19j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1994

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