Seiko Cal. 3820 - 350

The Seiko 3820-350 represents an important milestone in Seiko's 1965 lineup. It features a Green dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-9ce3d103c70c]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1965

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