Seiko Cal. 5620 - 990

Released in 1979, the Cal. 5620 with design code 990 was part of Seiko's domestic market collection. It features a White dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-bf6ffbe93bbf]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

42mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

White

Jewels

29j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1979

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