Seiko Cal. 6618 - 408

The Seiko 6618-408 represents an important milestone in Seiko's 1979 lineup. Powered by the 6618 caliber with 21j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-f7e966ba9929]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

Champagne

Jewels

21j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1979

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