Seiko Cal. 3856 - 525

The Seiko 3856-525 represents an important milestone in Seiko's 1975 lineup. It features a Black dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-7c7d50d96cb6]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

180m

Dial Color

Black

Jewels

23j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1975

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