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GFCO Certified 1.72 Ct no Heat Bi-Color Sapphire | Untreated Madagascar

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Details
SKU
Mk
Dimensions (mm)
6.51 x 5.95 x 4.51mm
Weight (cts)
1.72
Treatment
No Treatment
Shape
Emerald
Type
Faceted
Clarity
VS
Certified Gemstones
Yes
Colours
Description


Experience pure elegance in a rare 1.78 carat gem. This Natural Blue Sapphire is a true collector’s piece — 100% untreated, no heat, and hand-selected for its AAA Grade brilliance.

A gem that speaks for itself — timeless, rare, and naturally breathtaking.

Natural 2 ct Unheated Top-Quality Sapphire – Brilliant, Rich Color, Ideal for Fine Jewelry

This stunning 1-carat Natural Sapphire is a true treasure, showcasing the exceptional beauty and purity of a gem that has not been heat-treated. Known for its rarity, this unheated sapphire retains its natural color and integrity, making it an exquisite choice for discerning collectors and jewelry enthusiasts.

Key Features:

  • Carat Weight: 1.78

  • (Oval/Cushion, depending on shape)

  • Color: Rich, vibrant blue with captivating depth and brilliance

  • Clarity: Eye-clean with minimal inclusions visible only under magnification

  • Cut: Well-proportioned to enhance color and brilliance, showcasing a beautiful sparkle

  • Origin: Natural and unheated, ensuring its purity and authenticity

  • Certification: from a reputable gemological lab (such as GIA or IGI) verifying its natural, and top-quality grade..

Why Choose This Unheated Sapphire?

  • Unheated & Natural: Unheated sapphires are rare and highly sought after due to their pristine, untreated nature. This sapphire retains its original beauty, making it even more valuable.

  • Rich, Timeless Color: The vibrant blue hue is deep, bright, and perfect for those who desire a gemstone with rich color and superior shine.

  • Durability: Sapphire is one of the hardest gemstones, rated 9 on the Mohs scale, making it ideal for daily wear in engagement rings, pendants, and bracelets.

  • Rarity & Value: Unheated sapphires are significantly rarer than their treated counterparts, making this gemstone a true investment piece and a desirable addition to any fine jewelry collection.

Perfect For:

  • Custom engagement rings or wedding bands

  • High-end jewelry collections or investments

  • Those seeking a timeless, natural gemstone of the highest quality

Shipping & Returns:

  • Insured, fast worldwide shipping

  • 30-day returns for your peace of mind

Feel free to reach out for more details or additional images. Don’t miss out on this exceptional, rare 1-carat unheated sapphire!

Shipping
Provider Destination Cost
Standard Shipping - Tracked Default Rest of World
21 days
first item
per additional item
shipping capped at
FedEx Rest of World
14 days
first item
per additional item
shipping capped at
Standard Shipping - Untracked Rest of World
40 days
first item
per additional item
shipping capped at
UPS Rest of World
14 days
first item
per additional item
shipping capped at
Standard Shipping - Tracked Default Thailand
10 days
first item
per additional item
shipping capped at
Standard Shipping - Tracked Default United States of America
25 days
first item
per additional item
FedEx Thailand
7 days
first item
per additional item
shipping capped at
Standard Shipping - Untracked Thailand
0 days
first item
per additional item
shipping capped at
UPS Thailand
0 days
first item
per additional item
shipping capped at
Standard Shipping - Untracked United States of America
40 days
first item
per additional item
shipping capped at
Store
GFCO Certified 1.72 Ct no Heat Bi-Color Sapphire | Untreated Madagascar

siamgem

Bangkok, Thailand
Owned by siamgem

Audit

The Gemstone Sheriff program allows our members to request an audit on any product, which is completed by an independent Gemologist who assesses the accuracy of the item description and pictures.

Shipping Details

Costs:
Transit:
21 days via Standard Shipping - Tracked
Capped at:
Ships from:
Thailand

Payment Options

  • paypal

Overview

Listing Type : Standard
Product ID : 3173346
Starts : 8th April 2026 01:45 pm PDT
* All prices are in USD

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