A photograph of the blued numerals on the zirconium oxide dial belonging to a Charles Frodsham double impulse chronometer: the first wristwatch to contain the Daniels double wheel escapement. 
 
Please note that the price above is for an image printed at approximately 12 x 8 inches. For any other size please contact me direct to discuss other options. 
 
All photos are printed on Fujicolour Crystal Archive DPII professional photographic paper. Limited to 25. 
 
Unframed
 
Price includes insured shipping worldwide.