Seiko Cal. 3811 - 438

Released in 1967, the Cal. 3811 with design code 438 was part of Seiko's domestic market collection. It features a Black dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-7ed4adde102c]

Also known as: Flighty

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

80m

Dial Color

Black

Jewels

31j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1967

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