Seiko Cal. 5668 - 539

This Hand-Winding model from 1965 features a 43mm Hardlex-Coated Steel case. It features a Burgundy dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-644d6c5cbebe]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

31j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1965

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