0.57ct Natural Blue Sapphire – Cushion 5.36 × 4.45 mm (Untreated, Eye-Clean)

Out of stock

$230.00 AUD

Estimated delivery between June 09 and June 11.

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0.57ct Natural Blue Sapphire – Cushion 5.36 × 4.45 mm (Untreated, Eye-Clean)

This lively Natural Blue Sapphire is precision cushion cut to deliver bright return and classic proportion—an elegant choice for fine jewelry, bespoke designs, and modern engagement rings. As an untreated, earth-sourced loose sapphire with eye-clean clarity, it offers superb value for jewelers and jewelry lovers alike.

  • Carat weight: 0.57 ct
  • Dimensions: 5.36 × 4.45 × 2.60 mm (approx.)
  • Shape/Cut: Cushion (faceted gemstone)
  • Clarity: Eye-clean
  • Treatment: None — unheated / untreated sapphire
  • Certification: Sapphire Pal Gemstone Authenticity Confirmation
  • Video: 360° view on YouTube
  • Category: Loose Sapphire / Sapphire gemstones / Precious stones

Why buy from Sapphire Pal

  • Australian-based gem merchant with direct sourcing — established 2014
  • ✔️ Over 60 years of family heritage in the natural gemstone trade
  • Earth-sourced gemstones from trusted partners and our own mines
  • Dispatched from Australia — fast, secure, insured worldwide shipping (free)
  • Work 1-on-1 with our specialists for bespoke jewelry and contemporary jewelry designs

Ideal for custom jewelry

This cushion-cut sapphire is perfect for solitaire and halo engagement rings, wedding rings, and elegant pendants. Jewelry makers value cushion faceted gemstones for their balanced outline and versatile setting options.

Specification table

Property Value
Gemstone Natural Sapphire (Corundum)
Color Blue
Carat weight 0.57 ct
Dimensions (mm) 5.36 × 4.45 × 2.60
Cut Cushion — cut and polished gemstone
Clarity Eye-clean
Treatment None (unheated / untreated)
Category Loose gemstones / Sapphire stones
Use Fine jewelry, bespoke jewelry, engagement rings, wedding rings

Shipping & authenticity

  • Dispatch: From Australia
  • Shipping: Free, secure, and insured worldwide
  • Included: Sapphire Pal Gemstone Authenticity Confirmation
  • Questions? Contact our team

Helpful resources

Popular searches & related categories

Loose Sapphire, Natural blue sapphire rings, Sapphire gemstones, Sapphire stones, Earth-sourced gemstones, Faceted gemstones, Colored gemstones, Precious stones, Jewelry designs, Jewelry makers, Jewelry lovers, Gem collector, Rare gemstones, Bespoke jewelry, Contemporary jewelry, Fine jewelry, Engagement rings, Wedding rings, Australian Sapphires, Ceylon Sapphires, Madagascan Sapphires, Blue Green Sapphires, Montana Sapphire.

Shipping and Returns

All Orders are processed within 1-2 Business days. Orders are not shipped or delivered on weekends or holidays

We have a 7-day return policy, which means contact us within 7 days of delivery and items must receive back to us within 30 days of delivery.

For more information please visit our policy section.

Import Taxes

Import Taxes & Duties


Orders shipped outside Australia may be subject to local import taxes, VAT/GST, or customs duties. These fees are determined by the destination country’s customs policies and are not included in the price displayed on our website.

  • Australia: No additional fees for domestic orders.
  • United States / United Kingdom / EU: Duties and import taxes may apply depending on value and category.
  • Canada & Asia: May incur customs charges or local VAT/GST.


We ship all parcels with full insurance and required customs documentation for a smooth delivery experience.

✨ Need help?

For special arrangements, pre-paid tax support, or questions about your country's import regulations,
please contact us here. We're happy to assist with accurate information and a custom shipping solution.

To learn more about taxes and customs for your country, please visit our
Import Taxes & Duties page.

Lay‑by Plan

Lay‑by Payment Plan


We offer flexible lay‑by options to make owning your perfect gemstone easier. Secure your chosen gem today and pay it off over time.

  • Deposit: 20% minimum upfront to reserve the stone.
  • Payment Term: Up to 60 days (negotiable).
  • Balance: Pay in full before shipment.
  • No interest or hidden fees.


Once your lay‑by plan is confirmed, we’ll temporarily reserve the item and hold it securely until fully paid.

💬 Want to customize your plan?

For special payment arrangements, longer terms, or tailored schedules,
please contact us here. We’re happy to negotiate flexible options that suit your needs.

You can find full details on our
Lay‑by Terms page, or contact us for special arrangements.

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