Seiko Cal. 5651 - 321

The Seiko 5651-321 represents an important milestone in Seiko's 1975 lineup. With its 22mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-9c2bb96f95d8]

Also known as: Bellmatic, Emperor

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

11.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Silver

Jewels

29j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1975

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