Seiko Cal. 6642 - 743

Released in 1986, the Cal. 6642 with design code 743 was part of Seiko's domestic market collection. It features a Silver dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-267bd5fb295f]

Also known as: Emperor

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Silver

Jewels

22j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1986

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