Seiko Cal. 4427 - 666

The Seiko 4427-666 represents an important milestone in Seiko's 1980 lineup. Powered by the 4427 caliber with 24j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-eadaa5f1d8fa]

Also known as: Turtle, Baby Tuna

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

15.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Champagne

Jewels

24j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1980

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