Seiko Cal. 6639 - 719

The Seiko 6639-719 represents an important milestone in Seiko's 1995 lineup. With its 18mm lug width and 13.9mm profile, it sits comfortably on most wrists. [seikata-wm-c05c8095dbd1]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

39mm

Case Thickness

13.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1995

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