← The JournalSlab Arrival · July 2026
2cm Antolini Calacatta Viola OMG EG859 Super Select honed marble slab, 77 by 136 inches — deep aubergine and near-magenta veining across a clean white Calacatta ground, full slab photographed at the Royal Stone yard in Los Angeles

Antolini’s Calacatta Viola OMG sits at the very top of the Calacatta Viola line — the highest grade Royal Stone has ever pulled through the Italy yard. The ground stays a clean Apuan white; the veining runs in dense, painterly currents of aubergine, plum and near-magenta, colored by the manganese and iron that appear unpredictably in the block. Where the standard Viola Extra reads as violet watercolor, OMG reads as a continuous painting across the face — veins deep enough to feel almost printed.

This lot is EG859, classified by Antolini as Super Select: the cleanest face, the most saturated vein, and the largest slab we’ve had on the floor in this grade.
From the slab arrival, July 2026

This lot is EG859, classified by Antolini as Super Select: the cleanest face, the most saturated vein, and the largest slab we’ve had on the floor in this grade. Cut at 2cm, honed, 77" × 136" — a working size for waterfall islands, full-height bath walls, bookmatched feature panels, fireplace surrounds and bar fronts. The honed surface keeps the violet matte and dimensional; the size makes OMG a single-piece statement rather than a seamed composition.

The hand-select came from the Verona yard after the quarry cut. Slabs at this grade are limited — a single block produces a small handful of OMG faces, and most are reserved before they cross the Atlantic. This one is on the floor now at 2303 South Sepulveda. Walk it in daylight against the white yard wall, and we’ll tag the piece for your project.

Tagged

AntoliniMarbleCalacattaCalacatta ViolaViolaItalian StoneOMGSlab Arrival

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Royal Stone is a working slab yard. Designers and private clients are received by appointment Monday through Friday, 8:00 am to 4:30 pm.

2303 S Sepulveda Blvd

Los Angeles, CA 90064