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Chromatophore Bréisch by Mayu Tsutsumi - Bizoux

Chromatophore Bréisch by Mayu Tsutsumi - Bizoux is a highly esteemed winner of the very prestigious 2026 A' Design Award an Sëlwer in Schmuckdesign Competition Category.


SëlwerSchmuck· 2026

Chromatophore Bréisch

by Mayu Tsutsumi - Bizoux

Client: Bizoux

A' Design Award an Sëlwer Winner in Schmuck Category

Colors

The Design

About Chromatophore Bréisch

Chromatophore harmoniséiert déi spontan Schéinheet vun natierleche Gedelsteng mat präziser Handwierkskonscht. Aus 18K giele Gold gefäerdegt, weist et 392 pavéiert gesate Steng op, dorënner seelen Alexandrit an Bekily Blue Granat, e puer sou kleng wéi 1,0 mm. All CAD-designte Fassung gouf vun Handwierker mat exakter Kontroll geséchert. Schwaarze Rhodium reduzéiert d'Präsenz vum Metall a verstäerkt de Glanz, wärend e Scharnéierverschloss an duebel Nolen fir Komfort a Stabilitéit suergen.

The Recognition

About the A' Design Award an Sëlwer

Chromatophore Bréisch ass e Gewënner vum A' Design Award an Sëlwer, enger aussergewéinlech prestigiéiser Unerkennung, déi un Designe vun der héchster Qualitéit, prächteg a beandrockend vergi gëtt. Sëlwer-Gewënner si bemierkenswäert brillant a ganz kreativ Wierker, déi d'erausragend Expertise, d'Talent an d'Schaarfsënnegkeet vun hire Designer weisen. Et gëtt erwaart, datt Chromatophore Bréisch e wonnerbart, mustergëlteg, bemierkenswäert professionellt an déif innovatiivt Wierk ass. Dëst mam Sëlwer ausgezeechent Design ass eng bemierkenswäert, bewonnert Erfindung, déi dozou bäidréit, d'Grenze vun der Konscht, der Wëssenschaft, vum Design an der Technologie ze erweideren. Chromatophore Bréisch ass eng Kreatioun, op déi vill neidesch sinn, déi Wënsch erweckt, positiv Gefiller bréngt an Erstaunen a Wonner erweckt.

Behind the Design

Press Kit

Credits, team members and technical details provided by the designer.

Unique Properties
For Bizoux, color-change gemstones - those rare jewels that reveal two distinct hues - stand as the very emblem of our brand. We believe that these gems symbolize the celebration and expression of diversity, a value at the heart of our creations.

Thanks to our unparalleled sourcing capabilities, we have secured some of the world’s most exceptional color-change stones and transformed them into extraordinary jewelry.
At the pinnacle of this pursuit lies our high jewelry masterpiece: Chromatophore.
Dimensions & Packaging
Dimensions approx. 51.13 mm (H) x 41.70 mm (W) x 14.42 mm (D)
Tags
Brooch, Fine Jewelry, Alexandrite, Bekily Blue Garnet, Sapphire, Emerald, Solid Gold, Chameleon, Color Change
Production Technology
Forged in 18K yellow gold for strength and radiance, this piece holds 392 hand-selected gemstones in flawless pave. Stones as small as 1.0 mm are individually designed in 3D and set by a single artisan with precise care. Black rhodium plating minimizes metal, dissolving boundaries so only brilliance remains. Chromatophore transforms rare gems into a constellation where light itself becomes emotion.
Design Challenge
The pave setting, covering the entire form, required strict technical discipline. The chameleon’s organic contours demanded advanced 3D CAD, refined in 0.1 mm increments with prongs recalculated for structural optimization. Master setters then adjusted each seat, using stones of varied diameters to achieve organic irregularity. Every micro-adjustment - shaving, repositioning, fine-tuning - ensured a flawless surface, uniting measurable control with refined craftsmanship.
Research
The creation began with a study of the chameleon’s form, its expressions refined through sketches into a vision of high jewelry. Gemstones of varied sizes cover the surface, echoing the textures of its skin. Even the reverse, unseen in wear, bears forest-leaf motifs of its habitat. Each stone is set with precision, uniting nature’s mysterious elegance with the mastery of human craftsmanship.
Inspiration
The immeasurable beauty of natural gemstones, combined with the calculated precision of craftsmanship, defines our jewelry aesthetics. Born from this duality, Chromatophore takes its name from the chameleon’s pigment cells, showcasing color-change gems set with advanced micro pave techniques. Using exceptional materials - alexandrite, bekily blue garnet, and more - we refined complexity and precision to shape an organic, three-dimensional form that embodies the chameleon’s natural dynamism.
Project Duration
The creation of Chromatophore began in October 2022 at our Tokyo-Nihonbashi office. The initial design sketches and highly detailed technical drawings were conceived at the BIZOUX atelier, before being brought to life in the renowned jewelry workshops of Kofu, Yamanashi-Japan’s historic center of fine jewelry craftsmanship. The piece was completed in June 2023 and has since been exhibited at GINZA SIX, one of Tokyo’s most prestigious commercial landmarks.
Operation Flow
The clasp mechanism on the reverse side is precision-engineered for effortless opening and closing, allowing seamless wear. The brooch is structurally optimized with two pins, carefully positioned to ensure maximum stability. Each component is crafted with meticulous attention, providing a secure, stress-free, and technically flawless fit.
Patents
IMAGE CREDITS: DREAM FIELDS INC
Team Members
Designer: Mayu Tsutsumi
Photographer: Yasuhiro Matsumura
Image Credits
DREAM FIELDS INC

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