Seiko Cal. 5646 - 959

The Seiko 5646-959 represents an important milestone in Seiko's 1965 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-e345fb2d92cb]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Champagne

Jewels

22j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1965

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