Seiko Cal. 5647 - 977

The Seiko 5647-977 represents an important milestone in Seiko's 1990 lineup. It features a Silver dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-58656387f828]

Also known as: Emperor

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

44mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

20j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1990

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