Seiko Cal. 6243 - 553

This Spring Drive model from 1990 features a 41mm Titanium case. Powered by the 6243 caliber with 29j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-edb7ffb603c7]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1990

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