Antique J S Thon Brass Ring Sundial. 1721.
For Maritime, Shepherds, etc
Original not Piz Buin reproduction from 1970s.
Engraved To. (Jo.) H. S. Thon Anno 1721
Top ring engraved J A S O N D which are the second 6 months of the year
Centre rotating ring has a hole in it
Bottom ring has J F M A M J upside down stands for the first 6 months of the year
Inside the ring are the hours 8 7 6 5 4 3 2 1 with 12 overlapping the 2 rings
Below on the inside of the ring 4 5 6 7 8 9 10 11
The holder is across the two outer rings and holds a cord that you hold the ring from and can wear around your neck.
The Ring sundial could be used to tell the time by shining the sun through the hole which would create a beam onto the numbers and would give you an estimated time of day.
The Sun ring dial weighs 5.1g
A very rare item in super condition with rotating dial working beautifully, considering it’s over 300 years old.
Dispatched with Royal Mail First Class Signed For.