Its called a Norfolk....Opposing end, 2 Blade, master blade is a Wharncliffe, secondary blade is a small Clip, 3 3/4" Closed....this may be the perfect Case/Bose EDC.
Two kinds of Bone, Ebony, Abalone & Pearl.
Here is Case's picture of the Antique Bone.
And here is Case's picture of the Ebony.
Another Winner if you ask me!