18th-century Lépine Verge movement key wind 18kt gold, a silver pocket watch

Verge Crown Wheel Key Winding 18K Yellow Gold Ornate Pocket Watch Approx. 48 mm in diameter, 18 mm thick Stamped SH JW with English Gold Hallmarks inside the case. Date mark of F with square box around it. 61.3 dwt / 95.4g The verge (or crown wheel) escapement is the earliest known type of mechanical escapement, the mechanism in a mechanical clock that controls its rate by allowing the gear train to advance at regular intervals or 'ticks'. Its origin is unknown. Verge escapements were used from the late 13th century until the mid 19th century in clocks and pocketwatches. The name verge comes from the Latin virga, meaning stick or rod.[1] Its invention is important in the history of technology, because it made possible the development of all-mechanical clocks. This caused a shift from measuring time by continuous processes, such as the flow of liquid in water clocks...

FACTORY / HOUSE: M.J Tobias STYLE / REFERENCE: Hunters Case Key Wind METAL / MATERIAL: Silver CIRCA / YEAR: 1840's DIMENSIONS / SIZE: Diameter 57mm MOVEMENT / CALIBER: Manual Key Win...

This pre-owned Non-Branded D&D 18556 is a beautiful Unisex timepiece that is powered by mechanical (hand-winding) movement which is cased in a yellow gold case. It has a round sh...

E.J Dent London, Yellow Gold Open Face Verge Pocket watch Case: 18 Kt Solid Yellow Gold Diameter 45.5 mm, thickness 12.2 mm Total weight: 68.9 gram / 2...

An antique 18th Century George III pocket watch featuring a Verge escapement type and a Fusee movement. The watch has a 47mm size and comes with a case. It is a unique timepiece that...

18kt Yellow Gold Octagonal Audemars Piguet Royal Oak Pocket Watch Reference: 5691BA Calibre: 5020 Movement: Mechanical movement, Manual Winding Case: 18kt Yellow gold, measuremen...

Key Features: Maker: Vacheron Constantin Model: Chronomètre Royal Case Material: 18kt yellow gold (fully hallmarked) Total Weight: 133.5 grams Diameter: 55 mm (excluding crown)...

FACTORY / HOUSE: Penlington London STYLE / REFERENCE: Open Faced Pocket Watch METAL / MATERIAL: 18kt Yellow Gold CIRCA / YEAR: 1850's DIMENSIONS / SIZE: 53mm MOVEMENT / CALIBER: Key...

18kt Yellow Gold Patek Philippe & Cie Savonette / Hunter Case Pocket Watch Movement: Manual winding. Period: Early 20th century Case: 18K Yellow gold polished case, diameter 50 mm, thickness 11 mm Dial: White enamel with black Arabic Breguet numerals...

Extremely Rare & Collectors Vacheron Constantin Hunter Case Pocket Watch Chronograph 18 kt. Pink Gold Functions : One Button Chronograph M...