These new releases offer three new colors in stainless steel cases. They have guilloche dials https://www.ctlines.co.uk/ with a concentric circle pattern, and each version comes in a deep, dark green, https://www.modexx.co.uk/product-category/audemars-piguet/ a https://www.hosxx.co.uk/product-category/richard-mille/ dark blue (Bleu Nuit, Nuage 50, which is a popular Royal Oak shade), and a smoked beige. The blue and green are made entirely of steel, and the smoked beige watches have a ceramic middle case.