Beach Picnic Original Art. Original artwork by British Artist Diane Griffiths. Acrylic, oil and enamel on 30x30cm canvas with painted sides. Also available framed in a high quality white or black wooden floater frame. Framed measurements: 33cm x 33cm, depth 3cm. Signed with Certificate of Authenticity. Sorry, our items are NOT available for pick-up. No additional information at this time. You might also like. Eden Project Bee Original Art. Nanjizal Beach Original Art. Charing Cross Bridge Original Art. Patchwork Fields Original Art.