{"product_id":"daniel-smith-luminescent-watercolor-paint-interference-copper-15ml-iridescent-metallic-sheen-transparent-glaze","title":"DANIEL SMITH Luminescent Watercolour Paint Interference Copper 15ml — Iridescent Metallic Sheen, Transparent Glaze","description":"\u003cp\u003e\u003cstrong\u003eDaniel Smith Luminescent Interference Copper is a 15ml extra-fine watercolour tube that adds a metallic, iridescent sheen and delicate shimmer to watercolour paintings.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eEngineered by Daniel Smith in Seattle, this Luminescent series paint combines finely ground pigments with gum arabic to produce a transparent, lightfast wash that reflects light like a coppery interference pigment. It is formulated to meet professional industry standards for permanence and consistency, and the 15ml tube gives artists a convenient working quantity of a specialty pigment that performs predictably in mixes or as a glazed accent.\u003c\/p\u003e\n\n\u003ch3\u003eHow does Interference Copper look and behave on paper?\u003c\/h3\u003e\n\n\u003cp\u003eInterference Copper lays down a transparent, shimmering layer that shifts with viewing angle and light. It is designed to show a metallic sheen over underlying colours, creating depth without hiding brushwork. Because it is transparent, the interference effect is strongest when applied thinly as a glaze or as a finishing highlight.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eProduces an iridescent, coppery sheen that reflects light\u003c\/li\u003e\n  \u003cli\u003eTransparent—allows underlying washes to show through\u003c\/li\u003e\n  \u003cli\u003eWorks best as a glaze, highlight, or mixed sparingly for shimmer\u003c\/li\u003e\n  \u003cli\u003e15ml tube for controlled application and economical use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I mix it with other Daniel Smith colours?\u003c\/h3\u003e\n\n\u003cp\u003eYes. Interference Copper mixes well with water and other Daniel Smith watercolours, but because of its optical nature, it’s most effective when layered over a base colour rather than mixed to opacity. Mixing will dilute the interference intensity; layering preserves the metallic reflectance while integrating colour harmonies.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eLayer over dark or saturated bases for stronger contrast\u003c\/li\u003e\n  \u003cli\u003eMix sparingly to retain shimmering qualities\u003c\/li\u003e\n  \u003cli\u003eReactivates with water for adjustments or reworking\u003c\/li\u003e\n  \u003cli\u003eCompatible with gum arabic–based Daniel Smith paints\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat techniques highlight its unique properties?\u003c\/h3\u003e\n\n\u003cp\u003eUse thin glazes, drybrush highlights, or lifting techniques to make the interference effect pop. Apply a smooth wash beneath, let it dry, then add a light layer of Interference Copper to capture the sheen. Drybrush and stippling can produce flecked metallic textures for feathers, metal, or reflective surfaces.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eGlazing: apply as a translucent top layer over dried washes\u003c\/li\u003e\n  \u003cli\u003eDrybrush: for controlled metallic streaks and texture\u003c\/li\u003e\n  \u003cli\u003eStippling: to create sparkled or granular metallic effects\u003c\/li\u003e\n  \u003cli\u003eLifting: re-wet areas to soften or remove for highlights\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable and lightfast is this Daniel Smith pigment?\u003c\/h3\u003e\n\n\u003cp\u003eDaniel Smith formulates its Luminescent line to meet high quality standards; this tube carries excellent ASTM lightfastness and is made with pure gum arabic and concentrated pigment. While interference pigments are optical and rely on light reflection, this product is designed to be long-lasting when applied and stored properly.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eMade in the USA with quality-controlled batches\u003c\/li\u003e\n  \u003cli\u003eASTM-rated for excellent lightfastness\u003c\/li\u003e\n  \u003cli\u003eNo fillers—high pigment load with pure gum arabic binder\u003c\/li\u003e\n  \u003cli\u003eStore capped and upright to preserve consistency\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Daniel Smith Luminescent Interference Copper is aimed at watercolourists who want to introduce metallic iridescence—illustrators, botanical artists, plein-air painters, and mixed-media creators seeking subtle sheen or dramatic highlights. It’s a specialty colour for artists who value archival-quality pigments, predictable mixing behavior, and the option to layer shimmering effects over conventional washes.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Interference Copper reactivatable with water?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Like other Daniel Smith tube watercolours, it reactivates with water for lifting or blending.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use it on surfaces besides watercolour paper?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Use over Daniel Smith Watercolour Ground or primed surfaces that accept gum arabic–based paint.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"DANIEL SMITH","offers":[{"title":"Default Title","offer_id":55254799876433,"sku":"B001PT8VQK","price":34.02,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1086\/5567\/3681\/files\/daniel-smith-interference-copper-front-tube.jpg?v=1791687326","url":"https:\/\/craftiche.co.uk\/products\/daniel-smith-luminescent-watercolor-paint-interference-copper-15ml-iridescent-metallic-sheen-transparent-glaze","provider":"Craftiche","version":"1.0","type":"link"}