Seiko Cal. 6630 - 435

This Hand-Winding model from 1987 features a 39mm Titanium case. With its 19mm lug width and 12.4mm profile, it sits comfortably on most wrists. [seikata-wm-380c7dadf76b]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

12.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

130m

Dial Color

White

Jewels

34j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1987

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