Seiko Cal. 5671 - 821

The 5671-821 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5671 caliber with 27j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-27a16bffac34]

Also known as: Monster

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

38mm

Case Thickness

12.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

White

Jewels

27j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1992

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