Seiko Cal. 3815 - 586

The Seiko 3815-586 represents an important milestone in Seiko's 1965 lineup. It features a White dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-5f9c3ff32e76]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

80m

Dial Color

White

Jewels

36j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1965

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