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Discover the timeless beauty of BY TONIN Heritage gold chain necklace, featuring a luminous round mother of pearl pendant, elegantly styled on a textured warm brown surface.

A celebration of timeless elegance

The Heritage

Conscious & Responsible

We partner with Responsible Jewellery Council–certified and ISO 9001-accredited suppliers, ensuring the highest standards of ethics, sustainability, and transparency.

Layered with Intention

Layered in genuine 18k gold over sterling silver—at least 1 micron thick (2.5 microns for vermeil)—and finished with a nano-ceramic e-coating for a rich, durable finish.

Beautifully packaged

Your jewellery arrives in eco-friendly packaging with our signature velvet pouch—offering an unboxing experience as thoughtful as the piece.

Small batches, big impact

Our conscious small-batch approach reflects our values of mindful consumption and quality over quantity, supporting sustainability and conscious choices.

Seamless Delivery

Enjoy a seamless shopping experience with complimentary standard shipping on all New Zealand orders 

Meet Carlo and Mia Tonin, the passionate founders of BY TONIN, pictured in a warm, inviting portrait that embodies the brand's vision of exquisite jewellery.

About Us

We believe jewellery is an extension of the experiences, memories, and connections we carry. Each piece is refined and considered—a keepsake crafted with care, quality, and sustainability, made to accompany you through your most sentimental moments.

OUR STORY
Experience the captivating allure of BY TONIN's Heritage slim gold dome ring, exquisitely displayed on a warm, polished palm surface, a symbol of understated luxury.

Design Philosophy

Simple, classic, and minimal. Our pieces feature clean lines and timeless silhouettes that effortlessly complement any wardrobe— from everyday wear to your most special occasions.

EXPLORE OUR COLLECTIONS
Embrace the rugged beauty of New Zealand's coast, with powerful waves breaking over dark rocks and the silhouette of Rangitoto Island under a dramatic sky, setting the scene for BY TONIN's essence.

Conscious and Responsible

Sustainability is considered at every step—from small-batch production to eco-friendly packaging—minimising waste and reducing environmental impact.

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Discover Elegant, Simple Demi-Fine Jewellery Designed in New Zealand

Explore BY TONIN’s curated collection of sustainable demi-fine jewellery, thoughtfully designed in New Zealand. Our range features exquisite gold-plated and gold vermeil rings, earrings, and necklaces—perfect for elevating everyday outfits or complementing special occasions with timeless, elegant, minimalist style. Each piece is meticulously crafted using genuine 18k gold plating over recycled sterling silver, ensuring lasting durability and refined elegance. Designed for conscious shoppers, BY TONIN jewellery combines responsible sourcing, ethical craftsmanship, and modern simplicity, making it an ideal choice for those who value sustainability without sacrificing style. Shop our online store to discover versatile demi-fine jewellery that reflects our commitment to exceptional quality, slow fashion, sustainability and meaningful design.