Silver pair cased quarter repeating verge watch Circa 1690

Silver pair case verge fusee quarter repeater circa 1690
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This English verge with open face pair case has floral and animal decorations, circa 1690
Silver dial with black Roman numerals, filigree hands.
The keyset gilt verge escapement has a full plate fire gilt movement, silver regulator disc, pierced and engraved cock, three-arm balance with  blue steel spiral hairspring
The outer case is also pierced and engraved just like the beautiful pierced and engraved inner case.
The silver champleve dial has the name Dunster on it. Winding through the back.
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Diameter: 60 mm
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Signed: Pierce Le Chaeinog
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These early silver dialled repeaters are few and far between.