Seiko Cal. 5659 - 642

Released in 1978, the Cal. 5659 with design code 642 was part of Seiko's domestic market collection. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-aeee36fdc472]

Also known as: Rally, Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1978

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