Seiko Cal. 5677 - 311

The 5677-311 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5677 caliber with 18j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-397b7393eaff]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Cream

Jewels

18j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1996

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