Seiko Cal. 5677 - 823

The 5677-823 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5677 caliber with 25j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-585dde9678fb]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1990

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