Seiko Cal. 6651 - 651

The 6651-651 is a sought-after Spring Drive piece from Seiko's golden era. With its 22mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-8e6b17ed8f6c]

Also known as: Bullhead, UFO

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

8.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

White

Jewels

25j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1994

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