Seiko Cal. 3820 - 537

Released in 1978, the Cal. 3820 with design code 537 was part of Seiko's domestic market collection. It features a Cream dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-92cee6edf0a2]

Also known as: Sportsmatic

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

14.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

130m

Dial Color

Cream

Jewels

35j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1978

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