Seiko Cal. 5231 - 971

The Seiko 5231-971 represents an important milestone in Seiko's 1989 lineup. Powered by the 5231 caliber with 36j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-0d89cd47b232]

Also known as: Pogue, Emperor

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

9.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

Champagne

Jewels

36j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1989

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