Seiko Cal. 5687 - 344

The Seiko 5687-344 represents an important milestone in Seiko's 1992 lineup. Powered by the 5687 caliber with 21j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-f53ec1bd19ae]

Also known as: Bellmatic

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

15.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Silver

Jewels

21j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1992

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