I am not sure whether or not more detail is needed, please critique.
Programs used: Adobe Photoshop CS2
Time: Way too much to be noted
Step 1:
http://img67.imageshack.us/img67/4346/step19ti.jpg
Step 2:
http://img67.imageshack.us/img67/1112/step28ob.jpg
Step 3:
http://img119.imageshack.us/img119/796/step37qj.jpg
Step 4:
http://img119.imageshack.us/img119/3491/step46qa.jpg
Step 5:
http://img119.imageshack.us/img119/5366/step52kp.jpg
Step 6:
http://img119.imageshack.us/img119/4541/step63ry.jpg
Step 7:
http://img119.imageshack.us/img119/5539/step74du.jpg
Step 8:
http://img119.imageshack.us/img119/7831/step84kl.jpg
Step 9:
http://img119.imageshack.us/img119/119/step91pu.jpg
Step 10:
http://img119.imageshack.us/img119/3681/step109uv.jpg
Step 11:
http://img119.imageshack.us/img119/9829/step117hm.jpg
Step 12:

Try adding more detail to the eye area coz that’s the focal point of this painting. Try eyelashes and more intense reflections.