M. Graham Oil Color - Mars Black 37 ml M. Graham & Co. from $6.75 $11.25 Qty. Add to Cart SKU: GRM-11-115 This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Pigment Composition: Synthetic Iron Oxide (PBk 11), Lightfast Rating: Excellent - LF I, Opacity Rating: Opaque, Drying Time: Moderate Tweet