Reversible 13x13 & 9x9 solid walnut game Go set

Double-sided Game Go set.
Reversible Goban: 13x13 and 9x9 lines.

The Goban is made of solid european walnut wood, covered with linseed oil and wax.
The Goban hand carved.
Thin lines are cut.

Goban size : 332x302x54 mm / 13.07"x11.9"x2.12"
Goban weight is about 4.2 kg

The natural wood texture has been saved.
Only wood, linseed oil and wax.

Also may be included:

Two solid ash wood bowls.

Stones of your choice (see last picture):

165 double-convex Korean stones (japanese standard) //diameter 22 mm / 0.87", thickness 9 mm / 0.35", weight of 1 stone - 5.2g//.

or

165 one-convex YunZi stones (Chinese standard) //diameter 22.5 mm / 0.88", thickness 6 mm / 0.24", weight of 1 stone - 5.5 g//.

All pictures are actual, so you buy what you can see on the pictures.