Seiko Cal. 6645 - 789

The Seiko 6645-789 represents an important milestone in Seiko's 1972 lineup. With its 21mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-d82bda085911]

Also known as: Goldfeather, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

130m

Dial Color

Champagne

Jewels

26j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1972

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