RARE ISAAC GRASSET HELICAL COIL SPRING WIND POCKET WATCH IN 14K GOLD CASE CA1890
Rare, Possibly Unique Isaac Grasset Helical Coil Spring Wind
in a 14K Solid Gold Case Man’s Pocket Watch
Swiss; Isaac Grasset; Man’s; Serial# 494; CA1890
Complications: Time only, rare patented spring wind!
CASE: The 14K yellow 16-size No. 994,850 open face case features floral
and village decorations and is signed “Dueber 14K”.
DIAL: This white porcelain single sunk dial displays Roman numerals and
MOVT: This stem-set No. 494 movement with lever escapement is gilt with
a full plate layout and is signed.
C 2 (The case is in perfect condition)
D 2 (The dial is in perfect condition)
M 2 (The movement is in perfect condition)
R 9 ½ (Rarity on a scale of #1 being very common to #10 being extremely
Experts Opinion: This ultra rare movement was always issued in silver or
base metal. This must have been a special order by a mason. An extremely
rare, experimental movement in an exceptional special order gold case!