Discover the collections
Best Sellers
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Pave diamond bridal necklace
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Tanzanite and emerald estate ring
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Emerald and peridot with white sapphire 14k gold bracelet
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Multi-colour Ombre sapphire 14k gold necklace
The Boutique
ASTU is a modern reimagining of the traditional family jeweller. Born from a deep love for jewellery-making, it blends heritage with modern design. At its core are four pillars: transparency, experience, quality, and individuality.
Jewellery at ASTU is more than adornment—it’s a personal story, uniquely yours.
Each piece is bespoke, handcrafted by master artisans with precision and soul.
The Astu Promise
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Assured Quality
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Hand crafted
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Transparency
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Family legacy
Founder's Message
Jewellery, for Prachi Sanghvi, isn’t just adornment—it’s a conversation starter, a silent expression of a woman who chooses to shine on her own terms.
With a background in architecture, gemology, and jewellery design, and roots in a family with a deep legacy in jewellery manufacturing, Prachi brings together tradition and innovation. Her creations reflect a modern sensibility grounded in craftsmanship, storytelling, and emotional resonance.
The Astu Family
Get in Touch
Astu – Bespoke Custom Diamond Jewellery in Mumbai, India
When it comes to jewellery, nothing compares to the beauty and sentiment of a piece created just for you. ASTU brings you the world of bespoke custom diamond jewellery in Mumbai, India, where every design is a reflection of your individuality. Whether you are searching for custom gold jewellery, a one-of-a-kind diamond engagement ring, or wish to design your own jewellery online, ASTU blends artistry, heritage, and innovation to bring your vision to life.
Bespoke Custom Jewellery in Mumbai with a Personal Touch
At ASTU, jewellery isn’t just an accessory—it’s a language of self-expression. Our expert designers and artisans collaborate with you to craft customised jewellery in India that narrates your story. From personalized diamond jewellery to elegant custom gold jewellery, every creation is unique and timeless.
Why Choose Custom Diamond Jewellery in India?
Unlike mass-produced ornaments, custom diamond jewellery allows you to create something deeply personal. Whether it’s a customised diamond engagement ring, a personalized diamond bracelet, or heirloom earrings, ASTU ensures your piece celebrates individuality and love.
Custom Jewellery Online – Seamless Design Process
With ASTU, you can design and order custom jewellery online in India. From virtual consultations to gemstone selection and 3D previews, we make the process simple and convenient. Your dream jewellery is crafted in Mumbai and delivered with luxury finishing, wherever you are.
Custom Gold Jewellery with a Blend of Tradition and Modernity
Every piece at ASTU merges traditional craftsmanship with modern design aesthetics. Whether you choose a bespoke gold necklace or a customised diamond ring, our designs are handcrafted in Mumbai, carrying forward a rich legacy of jewellery-making.
Personalized Jewellery in India – Ethical & Timeless Creations
At ASTU, we believe luxury should also be responsible. All custom jewellery is created using hallmarked gold, ethically sourced diamonds, and certified gemstones. With personalized diamond jewellery, we help you celebrate life’s milestones with creations that last generations.
Bespoke Jewellery – A True Expression of You
Your jewellery should be as unique as your journey. With ASTU’s bespoke jewellery services, you can design meaningful creations—whether a minimal daily-wear ring, a bold cocktail statement, or an intricate bridal set.