Seiko Cal. 5677 - 166

The Seiko 5677-166 represents an important milestone in Seiko's 1988 lineup. Powered by the 5677 caliber with 32j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-576bc9bf5f6f]

Also known as: UFO, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Burgundy

Jewels

32j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1988

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