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Lab Diamond Jewellery & Gifts

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Most LovedPre-orderPair of 9K gold small hoop earrings with removable lab-grown diamond drops from the Essential Diamond Collection by BY TONIN, designed in NZ. Perfect for everyday wear or gifting.A pair of gold huggie hoop earrings, each featuring a lab diamond above a larger open hoop with a dangling round lab diamond, shown on a light gray background.
Essential Diamond Drop Earrings Sale price990.00 NZD
(5.0)
NewPair of 925 sterling silver small hoop earrings featuring delicate lab-grown diamond charms from the Essential Diamond Collection by BY TONIN, designed in NZ. A hypoallergenic, modern jewellery staple.A pair of silver-toned hoop earrings, each with a small clear faceted gemstone dangling from the bottom, displayed on a clean off-white background.
Essential Diamond Drop Earrings Sale price420.00 NZD
(5.0)
New — Only 1 LeftFront view of the 9K gold pendant necklace from the Essential Diamond Collection by BY TONIN, designed in NZ. Displays a brilliant-cut lab-grown diamond on a fine, minimalist gold layering chain.A delicate gold necklace, with a small clear diamond pendant draped over a green leaf on a plain white background.
Essential Diamond Necklace Sale price890.00 NZD
(5.0)
NewFront view of the 925 sterling silver pendant necklace from the Essential Diamond Collection by BY TONIN, designed in NZ. A delicate silver chain necklace featuring a single lab-grown diamond drop.The Essential Diamonds Necklace in polished 925 sterling silver paired with a structured black blazer, illustrating contemporary styling transitions and the versatility of a 0.2 carat lab diamond piece within a modern professional wardrobe.
Essential Diamond Necklace Sale price360.00 NZD
Newtudio product shot from the Essential Diamond Collection by BY TONIN, designed in NZ. Features the 9K gold delicate chain bracelet with a single bezel-set lab-grown diamond.A delicate gold chain bracelet with a small clear diamond is draped over a pink orchid flower against a soft white background.
Essential Diamond Bracelet Sale price690.00 NZD
NewStudio product shot from the Essential Diamond Collection by BY TONIN, designed in NZ. A minimalist 925 sterling silver chain bracelet featuring a solitary brilliant-cut lab-grown diamond.Close-up view of the BY TONIN Essential Diamonds Bracelet on a wrist, featuring a 0.2 ct lab-grown diamond set on a polished 925 sterling silver chain. Hypoallergenic and designed for everyday wear in NZ.
Essential Diamond Bracelet Sale price320.00 NZD
NewA gold jewellery set in New Zealand featuring a delicate chain necklace, matching bracelet, hoop earrings, and a small ring, each adorned with a clear lab diamond, displayed on a clean white background.Lifestyle portrait of model Hye Won Jang wearing the 9K gold diamond drop hoop earrings paired with the matching delicate chain necklace from the Essential Diamond Collection by BY TONIN, showcasing coordinated everyday jewellery styling.
Essential Diamonds Full Collection Sale price2,570.00 NZD
NewA silver jewelry set featuring a delicate chain bracelet with a small round bezel-set stone, a matching necklace, and a pair of hoop earrings with small dangling beads and round stones, all arranged on a clean white background.Studio view of a model styling the BY TONIN silver diamond drop earrings with a structured black blazer, illustrating contemporary wardrobe transitions and intentional modern jewellery for professional dressing.
Essential Diamonds Full Collection Sale price1,100.00 NZD
NewA gold jewellery set featuring a delicate chain necklace with a small round lab diamond pendant, alongside two matching gold hoop earrings, each adorned with a lab diamond, displayed on a clean off-white background. Designed in New ZealandOutdoor studio portrait of model Hye Won Jang styling the BY TONIN Essential Diamond Necklace in 9K gold with a relaxed white denim shirt. An elegant reference for modern, intentional lifestyle wear and premium jewellery gifting in New Zealand.
Essential Diamonds Signature Pair Sale price1,880.00 NZD
NewSilver jewellery set featuring a delicate chain necklace with a small round lab diamond pendant, paired with matching hoop earrings, each adorned with a small clear lab diamond drop, displayed on a clean white background.Lifestyle portrait of model Hye Won Jang wearing the 925 sterling silver diamond drop hoop earrings paired with the matching delicate chain necklace from the Essential Diamond Collection by BY TONIN, demonstrating clean everyday jewellery styling.
Essential Diamonds Signature Pair Sale price780.00 NZD

Lab Diamond Jewellery & Gifts

Modern heirlooms made for daily wear. Our collection of lab-grown diamond jewellery brings the clarity of traditional stones into an everyday context. Designed in New Zealand, each piece features sustainably grown diamonds, making them meaningful gifts to give, or simple additions to your own collection.

DESIGNED IN NEW ZEALAND

Crafted with thoughtful intention and meticulous attention to detail, each piece reflects our commitment to refined craftsmanship and the highest global standards of quality.

ETHICAL & SUSTAINABLE

We prioritise ethically sourced and recycled materials, work with certified partners, and produce in small batches to minimise impact, honouring both people and planet.

CURATED IN SMALL BATCHES

Crafted in small batches to balance subtle elegance with mindful intention, offering jewellery that feels personal, refined, and considered in every detail.

PERFECTLY PRESENTED

Each piece is beautifully presented in eco-conscious packaging and a luxurious velvet pouch, designed to create a personal and memorable unboxing experience.

The Longevity of Fine Materials

Fine jewellery should be defined by structural permanence rather than occasion. Our lab-grown diamond collection marks a deliberate move toward modern heirlooms, pieces designed to be integrated into your daily rotation, layered without hesitation, and worn continually. By setting our cultivated diamonds exclusively in solid 9k gold and 925 sterling silver, we ensure each piece possesses complete resistance to tarnishing and wear. This material integrity makes our diamond jewellery entirely safe for sensitive skin and suitable for continuous daily life, offering an enduring alternative to traditional demi-fine options.

Reimagining the Diamond Uniform

Rather than standalone statements, this collection is engineered as a modular system. Delicate lab-grown diamond bands are proportioned to stack seamlessly alongside our core 18K Gold Plated pieces, while fine diamond-set pendants are weighted to anchor our signature layering necklaces. This material integrity allows each piece to acquire character through daily wear, bridging contemporary minimalism with traditional fine craftsmanship.

Enduring Gestures: Fine Gifting & Curation

Marked by understated elegance and exceptional clarity, our solid 9k gold and sterling silver pieces are designed to mark life's subtle milestones. The intrinsic permanence of 9ct gold ensures these lab-grown diamond necklaces and rings transition seamlessly from minimalist bridal jewellery into a lifelong style signature.

If you are selecting a piece for our gifting ecosystem, these designs offer an intentional alternative to transient trends. From a classic diamond-set pendant intended as a milestone birthday gift to a fine classic diamond hoop earrings celebrating an anniversary, each piece is delivered in our signature sustainable packaging. These are gifts of clear intent, made to be lived in long after the occasion passes.