Seiko Cal. 6618 - 598

The Seiko 6618-598 represents an important milestone in Seiko's 1987 lineup. Powered by the 6618 caliber with 25j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-1914dbbaba07]

Also known as: UFO, Navigator

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

40mm

Case Thickness

8.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Cream

Jewels

25j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1987

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