Seiko Cal. 6645 - 776

The Seiko 6645-776 represents an important milestone in Seiko's 1982 lineup. It features a Cream dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-c261acb87f47]

Also known as: Tuna, Arnie

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

14.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Cream

Jewels

17j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1982

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