Queen Silvia wore a butterfly broche and so to see the "eggs" (a golden bracelet with cabochon gemstones, we also discussed this week in connection with Miss Juliana Guillermo and Queen Sofía of Spain), golden earrings and golden ring with a green (?) centrestone.
Queen Máxima wore diamonds-and-grey-pearls earhangers, a diamonds-and-grey-pearls broche and a bracelet with multiple strings of grey pearls.