Seiko Cal. 6661 - 551

The Seiko 6661-551 represents an important milestone in Seiko's 1979 lineup. Powered by the 6661 caliber with 34j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-0927aa3525de]

Also known as: Turtle

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

10.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1979

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