Seiko Cal. 5677 - 673

The Seiko 5677-673 represents an important milestone in Seiko's 1996 lineup. Powered by the 5677 caliber with 28j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-6184e35934d7]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

14.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Burgundy

Jewels

28j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1996

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