Seiko Cal. 5671 - 234

The Seiko 5671-234 represents an important milestone in Seiko's 1984 lineup. Powered by the 5671 caliber with 27j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-15ceaf06dc2b]

Also known as: Helmet, Bellmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

14.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Champagne

Jewels

27j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1984

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