Diamondport

Name

Diamondport

Legal name

Diamondport

Website

https://diamondport.com.au

Company type

Private

Founded year

2010

Operating status

Operating

Headcount range

1–10 employees

Short description

Diamondport is a Brisbane-based, founder-operated jeweller that handcrafts engagement rings, wedding bands, and fine jewellery in its Australian Made-certified workshop, serving couples and individuals across Australia through private consultations and an online Diamond Ring Builder.

Ownership category

akta.pro rank

Product category

Fine Jewellery

NAICS

Jewelry Retailers (45831), Jewelry and Silverware Manufacturing (33991)

SIC

Retail-Jewelry Stores (5944)

akta.pro industry

PRIMARYCRAKAGAC

Bridal & Engagement Jewelry Retail

Consumer Products & Retail/Jewelry, Watches & Luxury Accessories/Jewelry & Watch Retail (Omnichannel/Specialty)

SECONDARYCRAKACAA

Engagement Rings

Consumer Products & Retail/Jewelry, Watches & Luxury Accessories/Bridal & Engagement Jewelry

SECONDARYCRAKACAB

Wedding Bands (Bridal Rings)

Consumer Products & Retail/Jewelry, Watches & Luxury Accessories/Bridal & Engagement Jewelry

SECONDARYCRAKAHAB

Custom Bridal & Engagement Design

Consumer Products & Retail/Jewelry, Watches & Luxury Accessories/Custom Jewelry Design & Bespoke

SECONDARYCRAKAGAJ

Custom/Bespoke Jewelry Retail Studios

Consumer Products & Retail/Jewelry, Watches & Luxury Accessories/Jewelry & Watch Retail (Omnichannel/Specialty)

Keywords

• Handcrafted engagement rings
• Custom jewellery design
• Fine diamond jewellery
• Wedding bands
• Bridal jewellery

Headquarters

HQ city

Brisbane

HQ country

Australia

HQ region

Oceania

Offices1 record

Markets served

GTM type

B2C

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Personnel, Operations, Marketing or Sales, Infrastructure

Revenue model

1. Jewellery Sales: One-time purchase of handcrafted engagement rings, wedding bands, and fine jewellery. Products sold at various price points ranging from approximately $2,700 to over $10,000 depending on design complexity, materials, and diamond specifications.

Pricing tiers

Go-to-market motion1 record

Distribution channels2 records

Marketing channels5 records

Core offering

Diamondport designs, handcrafts, and sells engagement rings, wedding bands, loose natural and lab-grown diamonds, and fine jewellery (earrings, eternity rings, pendants, bracelets) through a Brisbane showroom and national e-commerce site. They also provide bespoke custom ring design services using CAD and 3D printing alongside traditional craftsmanship. All jewellery is manufactured in their Brisbane workshop and ships fully insured across Australia.

Product overview

Diamondport is a Brisbane-based jewellery company offering handcrafted engagement rings, wedding rings, fine jewellery, and custom design services. The product portfolio centers on their engagement ring collection featuring signature Australian floral-inspired designs (Waratah, Banksia, Wattle, Lilly Pilly, Caladenia, and others) available in Platinum, White Gold, Yellow Gold, and Rose Gold with various diamond cuts. They also offer loose natural and lab-grown diamonds, men's and women's wedding bands, fine jewellery pieces (earrings, pendants, bracelets), and bespoke custom ring design using CAD/3D printing technology. All rings are handcrafted in their Brisbane workshop with lifetime manufacturing warranty.

Differentiator

Problem solved

Functional benefit

Products and services

• Engagement Rings Handcrafted engagement rings in multiple styles, diamond cuts, and precious metals, targeted at couples and individuals proposing marriage. Available as ready-to-wear designs or as custom commissions made in the Brisbane workshop.
• Wedding Rings Men's and women's wedding bands in platinum and 18ct golds, available as plain or diamond-accented styles, designed to complement Diamondport engagement rings.
• Loose Diamonds Natural and lab-grown loose diamonds in various carat weights, colours, cuts, and clarities, available for purchase or for setting into Diamondport rings, with GIA certification for natural stones and IGI certification for lab-grown stones.
• Fine Jewellery Earrings, eternity rings, pendants and necklaces, bangles and bracelets, and diamond rings in platinum and gold, sold as ready-to-wear or custom pieces for individual consumers.
• Custom Ring Design Services Bespoke custom engagement, earring, and pendant design services using CAD and 3D printing alongside traditional handmade crafting, where customers work directly with master jewellers to create unique pieces.
• Ring Maintenance Services After-sales ring cleaning, complimentary resizing (for engagement rings), and general jewellery servicing for Diamondport customers.

Quantifiable outcome

• Most engagement rings completed within 4-6 weeks
• +2 more outcomes

Named customers3 records

Segments3 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature2 records

Partnerships

Four partnerships are on record, tiered core and minor.

• GIA (Gemological Institute of America)coreTechnology or IntegrationGIA certification for diamond grading provides independent, internationally recognised quality assurance for diamonds sold by Diamondport. Their loose diamonds are graded by GIA with detailed quality reports.
• IGI (International Gemological Institute)coreTechnology or IntegrationLab-grown diamonds are certified by IGI, providing quality assurance and grading for synthetic gemstones.
• Australian Made CampaigncoreStrategic or Co-development PartnerOfficial licensee of the Australian Made campaign, certifying that all Diamondport jewellery is produced in Australia, specifically in their Brisbane workshop.
• Jewellers Association of AustraliaminorChannel Partner/ Reseller/ DistributorIndustry association membership providing credibility and industry standards compliance for Australian jewellers.

Scale indicators3 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Larsen Jewellery: Brisbane-based bespoke jeweller offering custom engagement rings and fine jewellery. Direct geographic and product overlap with Diamondport, both operating custom bridal studios in Brisbane.
• Blue Nile: Large online diamond and engagement ring retailer. Highly comparable to Diamondport's online showroom model and broad catalogue of certified loose diamonds plus settings, though at much greater scale and without the same bespoke consultation.
• Brilliant Earth: Online engagement ring retailer focused on natural and lab-grown diamonds with an ethical sourcing story. Closely comparable given Diamondport's mix of natural and lab-grown inventory and educational content marketing.
• James Allen: Online diamond and engagement ring retailer with a 3D ring builder and large certified diamond inventory. Directly comparable technology and product overlap with Diamondport's online ring building tools and loose diamond offering.
• Bevilles: Australian chain jewellery retailer with strong bridal and engagement ring assortment. Comparable as a domestic competitor in the same Australian bridal jewellery retail segment Diamondport operates in.
• Cerrone Jewellers: Australian boutique jeweller specialising in engagement, wedding, and bespoke fine jewellery. Closely comparable to Diamondport on bespoke design service, premium positioning, and bridal focus in the Australian market.

Broad incumbents

• Tiffany & Co. Global luxury jewellery brand whose engagement ring business defines category expectations around quality, setting, and service benchmarks that Diamondport's bespoke offering positions against.
• Pandora: Mass-market jewellery brand with global retail scale. Comparable only at the periphery, focusing on lower-price-point gifts and bracelets rather than bridal, but sets competitive pressure at adjacent consumer spend.
• Michael Hill Jeweller: Large-scale Australian jewellery retailer with multi-store national footprint. Overlaps with Diamondport on bridal and fine jewellery categories but covers a much broader price and product range.

Regional players

• Goldsmiths: UK high-street jewellery retailer offering engagement rings, wedding bands, and certified diamonds. Comparable assortment and customer use case, but operates in a different geography from Diamondport's Australia-only footprint.

Market position

Strengths4 records

Weaknesses5 records

Competitive moat3 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/c/DiamondportBrisbane
• Facebookfacebook.com/Diamondport
• Instagraminstagram.com/diamondportjewellers
• Pinterestpinterest.com/diamondportjewellers
• LinkedInlinkedin.com/company/diamondport

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Diamondport