Seiko Cal. 6645 - 879

This Spring Drive model from 1994 features a 39mm Two-Tone case. With its 18mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-8c6b96d6644d]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

8.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Champagne

Jewels

29j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1994

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