Seiko Cal. 6645 - 469

The Seiko 6645-469 represents an important milestone in Seiko's 1986 lineup. Powered by the 6645 caliber with 22j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-089287c3aa9b]

Also known as: Tuna, Pogue

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

9.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1986

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