hi,ive emailed dartington and they was great got a answer near enough straight away,its called a star bowl and was in prodution in 1992-1993 they did it in blue and clear both these were in production for a while longer,the production ref is :BD836/GR,it retailed at £135,and designed by Hilary Green who still works there,perhaps ive got a rarity of the future! not bad for a fiver its beautiful in the sun,thanks kaz