Diamond Grey Quartz Worktops

Diamond Grey is a rich, mid-to-dark grey quartz with a dense scatter of sparkling mineral flecks throughout the surface. The consistent, all-over texture gives it a granite-like depth, making it a versatile choice for kitchens that want a darker worktop with genuine visual interest.

About Diamond Grey

Diamond Grey takes a deep, warm-toned grey background and fills it with a dense, even scatter of sparkling mineral particles, similar in character to granite or terrazzo surfaces used in more traditional kitchen and interior design. The flecking catches the light across the whole surface rather than concentrating in veins or directional lines.

This gives Diamond Grey a consistent, textured depth from any angle, making it a dependable choice for kitchens that want a darker worktop without the higher maintenance sometimes associated with natural dark stone.

Diamond Grey at a Glance

  • Material: engineered quartz
  • Overall appearance: deep grey background with a dense, all-over sparkle of mineral flecking
  • Style: rich, granite-like texture
  • Suitable applications: kitchen worktops, islands, upstands, splashbacks and selected interior surfaces
  • Maintenance: non-porous and does not normally require sealing
  • Collection: Keystone Signature Quartz Collection
  • Recognised range: TNC Quartz

Design Ideas for Diamond Grey

Diamond Grey’s deep tone works particularly well against white, cream or pale timber cabinetry, where it provides a strong, grounding contrast throughout the room and draws the eye naturally downward. It can also sit comfortably within all-grey or monochrome schemes for a more tonal, cohesive look.

Brushed steel, chrome or black fittings all complement its cool, sparkling surface. Because the pattern is dense and evenly distributed rather than directional, Diamond Grey is practical for islands, larger runs and multi-piece installations where seam matching would otherwise be a concern.

Living with Quartz Worktops

Quartz is designed for everyday kitchen use and is resistant to common stains and surface wear. It is non-porous, easy to clean and does not normally need routine sealing.

Use chopping boards when preparing food and trivets or heat pads beneath hot cookware and heat-producing appliances. Wipe spills promptly and clean the surface with a soft cloth and a mild, pH-neutral cleaner.

Learn more about quartz worktops

Request a Diamond Grey Sample

Photographs are helpful for comparing colours, but screens, lighting and production batches can affect how a quartz surface appears. We recommend viewing a physical sample alongside your cabinet, flooring and wall finishes before making a final decision.