Seiko Cal. 6662 - 557

The Seiko 6662-557 represents an important milestone in Seiko's 1978 lineup. It features a Cream dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-ce174e7b390a]

Also known as: UFO, World Timer

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

45mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Cream

Jewels

28j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1978

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