These sterling silver alphabet initial charms are in the Tiny flat thin style. Approximate measurements are below.Measurements include the fixed ring on top.

A is 11x12mm

B is 9x12mm

C is 9x12mm

D is 10x12mm

E is 8x12mm

F is 8x12mm

G is 9x12mm

H is 9x12mm

I is 2x12mm

J is 7x12 mm

  K is 8x12mm

     L is 8x12mm

M is 11x12mm

N is 10x12mm

O is 8x12mm

P is 9x12mm

Q is 10x12mm

R is 9x12mm

S is 9x12mm

T is 9x12mm

U is 9x12mm

V is 10x12mm

W is 13x12mm

X is 10x12mm

Y is 10x12mm

Z is 8x12mm

Also available are the alphabet and numbers in a cursive initial style charm each and the larger block initial style charms.

Also, in my ebay store are many styles and sizes of charm bracelets and chains as well as 6000 charms.