Seiko Cal. 5671 - 176

The Seiko 5671-176 represents an important milestone in Seiko's 1976 lineup. Powered by the 5671 caliber with 23j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-e5e38ed5bc21]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1976

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