Silver Pair Cased Verge and Chain

A large early 19^th Century English verge in silver pair cases with silver chain.  Full plate fire gilt fusee movement with round pillars.  Pierced and engraved masked cock, silver regulator disc. Plain three arm steel balance, blue steel spiral hairspring. White enamel dial with Arabic numerals, gilt hands. Matching silver pair cases, silver oval pendant and bow, maker's mark "HJ".  Decorative silver chain.