Seiko Cal. 5647 - 185

The Seiko 5647-185 represents an important milestone in Seiko's 1985 lineup. It features a White dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-74735a878282]

Also known as: Tuna, Helmet

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

White

Jewels

22j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1985

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