Seiko Cal. 5271 - 820

The 5271-820 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5271 caliber with 31j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-ff2d753d2b2e]

Also known as: Emperor, Flighty

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

15.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

White

Jewels

31j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1968

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