Watch List notes:

BRITISH COINS, James I, Silver Crown, Third Coinage, king on horseback right within beaded inner circle, groundline with grass below, colon stops in legend, initial mark lis (1623-1624) both sides, rev quartered shield of arms with plume above within beaded inner circle, no stops in reverse legend, 29.27g (N 2121; S 2665). Dark old tone, general wear to high points, otherwise good fine, reverse better, rare.
from the David Sellwood collection

Estimate: £1000-1500