Seiko Cal. 5646 - 163

The 5646-163 is a sought-after Quartz piece from Seiko's golden era. With its 22mm lug width and 12.5mm profile, it sits comfortably on most wrists. [seikata-wm-e9fb228cfe5c]

Also known as: Bellmatic, Crown

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

12.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Black

Jewels

23j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1980

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