Seiko Cal. 7153 - 431

The Seiko 7153-431 represents an important milestone in Seiko's 1976 lineup. Powered by the 7153 caliber with 23j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-a3eefaa1a1cc]

Also known as: Monster

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1976

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