Seiko Cal. 6143 - 662

The 6143-662 is a sought-after Spring Drive piece from Seiko's golden era. With its 21mm lug width and 9.1mm profile, it sits comfortably on most wrists. [seikata-wm-4681f792c03e]

Also known as: UFO, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

9.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Navy

Jewels

35j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1977

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