This is a non bolster " shadow " style " Rabbit Knife " by John Lloyd . A Tony Bose RIP design ,semi skinner blade ,sowbelly frame . John's version here has half stops.
Hollow ground blade , 52100 carbon
​Spring is 52100 carbon
Handle is  very colorful ,great looking vintage material known as Galalith . Basically a very early synthetic man made material.
416 SS mill relieved liners 
Pins and inlaid shield are SS
3-3/4" Closed
2-7/8" blade
2-5/8" of cutting edge
6-5/8" OAL open
Smooth action with a spring tension around 5+ to 6
​" Pinch " open No
  Includes Paypal fee's & USA shipping
   $495.