Seiko Cal. 5661 - 215

The Seiko 5661-215 represents an important milestone in Seiko's 1970 lineup. Powered by the 5661 caliber with 24j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-8d812cf267da]

Also known as: Turtle

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Green

Jewels

24j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1970

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