Seiko Cal. 5665 - 624

Released in 1978, the Cal. 5665 with design code 624 was part of Seiko's domestic market collection. It features a White dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-81020f90be6d]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

14.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

White

Jewels

33j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1978

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