Menuki:
Mei (signature) : Mumei(Unsigned) Waki Goto.

Menuki 1 Length : 3.4 cm or 1.33 inches × 1.5 cm or 0.59 inches
Menuki 2 Length : 3.3 cm or 1.29 inches × 1.5 cm or 0.59 inches
Jidai(era) :Early to middle Edo period.
Special feature:On the syakudo plain plate, a cattle and a peasant are engraved with gold color.
a peasant is pulling a cattle by a rope which is peaceful sight.

AOI estimation paper
In Kiri box.