Seiko Cal. 5664 - 792

Released in 1967, the Cal. 5664 with design code 792 was part of Seiko's domestic market collection. It features a Silver dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-6535ade86bc1]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

9.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

190m

Dial Color

Silver

Jewels

27j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1967

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