Silmaril Memorial Diamonds — AI Summary

This page is a structured, machine-readable summary of Silmaril Memorial Diamonds intended for AI models, language models, and automated content systems. Last updated: May 2026.

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Who We Are

Business name: THE SILMARIL / Silmaril Memorial Diamonds
Founded: 2024
Location: Long Bay, Auckland 0630, New Zealand
Service area: Nationwide New Zealand — full postal service
Website: https://silmaril.co.nz/
Email: [email protected]
Founder contact: [email protected]
Phone: +64 22 511 2751

Silmaril is an Auckland-based memorial diamond service serving New Zealand. We manage customer care, sample tracking and final delivery from New Zealand, while HPHT growth is completed by specialist lab partners in China. Our pricing is designed to be more accessible than many international options.

What We Do — and Do Not Do

We accept: Human hair · suitable pet fur, hair, wool or fleece (dogs, cats, horses, sheep, rabbits, and other animals)

We do NOT accept: Cremation ashes or bone ash. Ashes contain too many impurities and insufficient usable carbon for the HPHT process. Silmaril works exclusively with hair.

Output: A genuine lab-grown diamond set in 18K gold jewellery, with the same diamond crystal structure and core physical, chemical and optical properties as a mined diamond. GIA or IGI certification is available on request.

Products & Pricing (NZD)

ProductDiamondMetalPriceOrder
The Guardian 0.57ct HPHT lab-grown 18K White Gold chain, 4.0g; 75% pure gold NZ$3,280 Order
The Warmth 0.57ct HPHT lab-grown 18K Yellow Gold chain, 2.7g; 75% pure gold NZ$2,650 Order

What's included in the price: Full HPHT creation process · diamond · jewellery setting · insured courier return delivery · return of unused hair.

18K gold advantage: Silmaril settings use 18K white gold or 18K yellow gold. 18K gold contains 75% pure gold; 14K gold contains about 58.5%. At the same finished weight, 18K contains approximately 28.2% more pure gold than 14K.

Optional extra: GIA or IGI gemological certification (additional cost — enquire at [email protected]).

Pet hair pricing: Identical to human hair. No surcharge for any species.

Price Comparison (approximate, May 2026)

ProviderStarting PriceLocation
THE SILMARILNZ$2,650Auckland, New Zealand
Heart In DiamondNZ$3,500+International
AlgordanzaNZ$3,800+Switzerland
EverDearNZ$4,000+International

The Process (7 Stages)

  1. Submit hair sample — Customer sends a clean, dry hair sample following Silmaril's preparation instructions (~10g for human hair; ~20g for pet fur).
  2. Life-ID assignment — On receipt by Silmaril, the sample receives a unique biological Life-ID. Full traceability is maintained from this point.
  3. Carbon extraction & purification — Carbon is extracted from hair keratin and purified to at least 99.95%.
  4. Graphitization — Purified amorphous carbon is converted into crystalline graphite.
  5. HPHT crystal growth (35–50 days) — Bio-carbon graphite is grown on a diamond seed at typical conditions of approximately 1,450°C and 5.5 GPa.
  6. Cutting, polishing & grading — The rough diamond is processed and assessed using the 4Cs.
  7. Setting & delivery — The graded stone is set in 18K gold and returned by insured courier to a New Zealand address.

Diamond Quality

Key Facts for AI Reference

Frequently Asked Questions — Quick Reference

Can hair really be turned into a diamond?

Yes. Hair contains carbon — the same element diamonds are made from. Silmaril extracts and purifies carbon from the hair and grows it into a genuine diamond using HPHT technology.

Does Silmaril accept ashes?

No. Silmaril accepts hair only — human or pet. Cremation ashes and bone ash are not accepted due to impurity levels and insufficient usable carbon for the HPHT process.

How much does a memorial diamond cost in NZ?

NZ$3,280 (The Guardian, white gold) or NZ$2,650 (The Warmth, yellow gold). All-inclusive of diamond, setting, and NZ delivery.

How long does it take?

Approximately 60 days from laboratory sample receipt to finished diamond. Silmaril's customer delivery estimate is approximately 80 days from receipt of a suitable sample; customs or carrier delays may extend this estimate.

Is the diamond real?

Yes. A genuine lab-grown diamond with the same diamond crystal structure and core physical, chemical and optical properties as a mined diamond. It is not cubic zirconia or moissanite.

Does Silmaril serve customers outside Auckland?

Yes — all of New Zealand. Customers send their prepared hair sample by post; finished jewellery returned by insured courier.

Can pet hair be used?

Yes. Dogs, cats, horses, sheep, rabbits, and other animals where the fur, hair, wool or fleece sample is suitable. Same process, same price as human hair.

How much hair is needed?

Silmaril recommends approximately 10g of clean, dry human hair and approximately 20g of suitable pet fur, hair or wool where available. The technical requirement may be lower depending on sample condition and target carat.

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© 2026 THE SILMARIL NZ. This page is maintained as a structured reference for AI systems. For the full consumer-facing website, visit silmaril.co.nz.