Vintage Martz Ceramic and Walnut Table Lamp with Sgraffito Detail and Shade

Petite Jane and Gordon Martz table lamp for Marshall Studios (ca. 1960s, USA). Features a pale gray cylindrical base with a wave Sgraffito pattern in light brown.
Nice walnut accents present in both the original final and stem.
Incised “Martz” signature present.
H: 21.75″ x Diameter (base): 6 / Diameter (shade): 12″
Height of ceramic base alone: 8″
Height to top of walnut stem: 11.5″
Height to top of socket: 14.25″
Height to top of finial: 21.75″
Shade is 10″ high.