Basecoat with a 1:1 mix of Naggaroth Night and Abaddon Black .
Wash all of the leather with 1 part Nuln Oil to 2 parts Lahmian Medium .
With a 1:1 mix of Naggaroth Night and Daemonette Hide , highlight everything outside where the wash had settled. Drag your brush towards where light would hit for the best result.
Add a chunky highlight of Daemonette Hide to edges and where light would hit.
Go over everything again with a fine highlight of Warpfiend Grey . Go along all edges and the centre of the previous highlights.
Add small highlights of Slaanesh Grey to corners and where light would hit.
Make a mix of 1:1 Slaanesh Grey and White Scar . Place small dots to corners and the middle of your small highlights.
White Material
Basecoat with Corax White .
Thin down some Fenrisian Grey and glaze it into recesses.
On deeper recesses, carefully paint some thinned Thunderhawk Blue .
On the very deepest points, pop a small amount of thinned Dark Reaper .
Black Leather
Basecoat with Abaddon Black .
Paint chunky highlights of Dark Reaper to areas where light would hit and edges. Keep it thin and brush towards the centre.
Add small highlights of Thunderhawk Blue within the previous highlights. Also add a fine line to all edges.
Paint small highlights of Fenrisian Grey to the inside of the last highlight. Aim for curved edges and where light would hit
Add small dots of Blue Horror to the centre of the highlights from the last stage.
Pink Accessories
Basecoat with Screamer Pink .
Brush some Druchii Violet violet into recesses and shaded areas. I would recommend thinning with Lahmian Medium , to avoid coffee stains.
Mix Screamer Pink 1:1 with Pink Horror . Glaze this mix over all areas that aren't recesses. Try and drag your brush towards where light would hit.
Use Screamer Pink to add thick highlights to places where light would hit and edges. Keep your paint thin and brush towards the central point of light.
With a 1:1 mix of Pink Horror and Kislev Flesh , add in finer highlights to everything.
Take some pure Kislev Flesh and selectively highlight areas where light would hit and prominent edges.
Add dots of Kislev Flesh , mixed with a little pure white to the centre of the previous highlights. Make sure they are present on corners.