Seiko Cal. 3817 - 784

Released in 1966, the Cal. 3817 with design code 784 was part of Seiko's domestic market collection. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-b7eb882bd179]

Also known as: Tuna, Panda

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

8.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Navy

Jewels

34j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1966

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