Seiko Cal. 6616 - 721

This Spring Drive model from 1997 features a 35mm Titanium case. With its 20mm lug width and 12.7mm profile, it sits comfortably on most wrists. [seikata-wm-de43a69b7360]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

White

Jewels

34j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1997

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