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Three houses,
one building.

Under the roof of the White Stone Building, NEW ART Group brings together two jewelry maisons and a contemporary art gallery — each presented here as you would encounter a work of art.

01 · 2F · High Jewelry

EXELCO
Diamond

Est. 1881 · Antwerp / Seoul

Rooted in over 200 years of heritage, EXELCO DIAMOND is a renowned cutter's brand that defined modern brilliance through the Ideal Round Brilliant Cut, created in 1919 by Marcel Tolkowsky. Across eight generations, this legacy has been refined by visionary masters, shaping the highest standards of diamond cutting.

Inspired by classical European art and culture, each ring embodies timeless aesthetics — where proportion, form, and light are harmonized into elegant design. More than jewelry, every creation reflects a philosophy of beauty cultivated through history.

From raw stone to radiant jewel, EXELCO DIAMOND pursues perfection in every detail. While honoring its heritage, the brand continues to evolve, crafting diamonds that shine with enduring brilliance — just like the life they are meant to accompany.

A true cutter's brand — from rough selection to the final facet.

Engagement RingsSix Signatures
/ 01

La Résonance

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/ 02

Lustre

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/ 03

Chance Éternelle

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/ 04

St. Hubert

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/ 05

Reine de Corolle

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/ 06

Mont des Arts

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02 · 4F · Bridal Maison

Ginza Diamond
Shiraishi

Est. 1995 · Tokyo / Seoul

The word "diamond" comes from the Greek adamas, meaning "eternal" and "unbreakable." Once cherished by kings and knights as a symbol of unwavering loyalty, it has become the ultimate expression of everlasting love.

At GINZA DIAMOND SHIRAISHI, this timeless philosophy endures. Each diamond is carefully selected by Japanese experts from the world's leading exchanges, evaluated beyond the 4Cs to ensure exceptional brilliance.

With over 18,000 meticulously curated stones, the brand embodies a pursuit of purity, strength, and enduring beauty — true to the original spirit of the diamond.

Inspired by the beauty and rhythms of nature.

Engagement RingsSignature Collections
/ 01

Ena Chronos

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/ 02

Timeless Love

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/ 03

Eternal Sunrise

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/ 04

Plumage Cherish

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/ 05

Bloomin'

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