Seiko Cal. 5630 - 710

The Seiko 5630-710 represents an important milestone in Seiko's 1990 lineup. With its 22mm lug width and 14.9mm profile, it sits comfortably on most wrists. [seikata-wm-bebb38c30e47]

Also known as: Tuna, UFO

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

39mm

Case Thickness

14.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Silver

Jewels

32j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1990

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