Decorative ceramic plate with Harlequin-style figure and signature

This is a circular decorative ceramic plate featuring a mustard-yellow glazed ground. The central motif depicts a stylized figure in a dance-like pose, dressed in a white bodice with black buttons, yellow leggings, and ribbons at the joints. The figure wears a dark bird-like mask and a multi-feathered headdress, stylistically consistent with Commedia dell'arte or Venetian Carnival characters like Harlequin or Scaramouche. The underside of the plate is not visible, but the surface appears to be a medium-weight ceramic or fine porcelain with a slightly matte finish. A hand-painted or transferred signature is visible at the bottom right, which appears to read 'Guy Buffet'. While this branding is consistent with the whimsical culinary and theatrical subject matter associated with artist Guy Buffet, the signature is unverified without a physical inspection for authenticity. The edge of the plate is finished with a thin brown or gold-toned rim. The item is displayed in a metal plate stand, which has slightly obscured the lower edge. No significant chips or cracks are visible in the photograph, though the lighting suggests a textured, sponge-finish application to the yellow background glaze. The overall manner is consistent with mid-to-late 20th-century decorative art pottery typically produced for lifestyle collections or galleries.

I have reviewed the provided image of a decorative ceramic plate featuring a whimsical theatrical figure against a vibrant yellow background. Based on what I can see, the piece bears a signature consistent with the style and hand of Guy Buffet. The whimsical subject matter, reminiscent of Commedia dell'arte, aligns with the lighthearted culinary and character-based themes frequently found in his lifestyle collaborations. However, I cannot verify the authenticity of the signature or the specific production era from a photograph alone. A physical inspection would be required to determine if the work is a hand-painted piece, a limited-edition transfer, or a mass-produced decorative item. The current value estimate of $150–$350 reflects the market for attributed Buffet ceramics in good condition, assuming the signature is correct. In my assessment, the condition appears excellent with no visible chips; however, the metal stand obscures the bottom edge and I cannot inspect the reverse for potential flaws or manufacturer marks. This valuation depends heavily on the assumption that the signature is legitimate. Within the secondary market, demand for such boutique decorative arts remains steady among collectors of French-inspired or culinary-themed décor. If further examination reveals this to be a later reproduction or a work 'in the style of' the artist without a legitimate mark, the value would likely drop to a decorative range of $25–$50. To confirm these findings, I recommend an in-person examination by a specialist in 20th-century ceramics and the review of any available provenance documentation or purchase receipts that might support the attribution to Guy Buffet's studio or authorized manufacturers.