Seiko Cal. 6659 - 903

The Seiko 6659-903 represents an important milestone in Seiko's 1972 lineup. Powered by the 6659 caliber with 20j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-4ec828209aa5]

Also known as: Turtle

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

38mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Champagne

Jewels

20j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1972

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