Blue Sapphire 1.39 ct | Cushion | Cornflower Blue | Ratnapura, Sri Lanka

SKU: SBS014 Category: Tag: Est. Retail Value: USD $2300

Elegant Blue Sapphire of 1.39 ct from Ratnapura, Sri Lanka, featuring a classic cushion cut and a refined Cornflower Blue color. A timeless gemstone with lively blue appeal, ideal for an engagement ring, pendant, or an elegant bespoke jewelry design.

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Description

This 1.39 ct Blue Sapphire from Ratnapura, Sri Lanka, displays a refined Cornflower Blue color in a classic cushion cut. Sri Lankan sapphires are highly regarded for their attractive brightness and elegant blue tones, and this gemstone offers the balanced, lively appearance that makes this origin so desirable.

The Cornflower Blue color gives the sapphire a fresh and noble look, combining vivid blue character with a bright, open appearance that does not feel overly dark. This tone is especially appreciated for its timeless charm and versatility, making the stone suitable for both classic and modern jewelry styles.

Its cushion cut combines a structured outline with softly rounded corners, creating a shape that feels both elegant and inviting. This timeless cut enhances the sapphire’s lively color while giving it a refined and balanced presence. It is especially well suited for:
solitaire rings
engagement rings
halo designs
pendants
refined custom-made jewelry

At 1.39 ct, this sapphire offers an excellent size for a centerpiece stone with noticeable presence while remaining highly wearable. It pairs beautifully with white gold or platinum for a crisp and luxurious look, while yellow gold adds warmth and a more traditional character.

A timeless Cornflower Blue sapphire from Sri Lanka with elegant cushion shape, lively color, and excellent suitability for fine jewelry or a refined gemstone collection.

Additional Information

Certification Options

Every gemstone purchased from Gem Fountain includes a free Gem Fountain Gemstone Report, provided as a PDF file, documenting the key characteristics and authenticity of the stone.

For customers who require independent laboratory verification, we offer the option to add third-party gemstone reports. Upon selection, the gemstone will be submitted to the chosen accredited gemological laboratory. Estimated fees and processing times are as follows:

  • BGL – Brief Report: USD 19
    Processing time: approximately 1–2 business days
  • AIG – Brief Report: USD 38
    Processing time: approximately 7–8 business days
  • LOTUS – Soft Cover Report: USD 128
    Processing time: approximately 7–8 business days

All external reports are optional and can be selected as an add-on prior to shipment. Processing times may vary slightly depending on laboratory workload.

Shipping & Payment

All gemstones are shipped directly from Thailand, one of the world’s leading gemstone trading hubs. We deliver to almost all countries worldwide, using reliable and insured shipping partners to ensure safe and secure delivery. Each order is carefully packaged, and tracking details are provided once the shipment has been dispatched. Delivery times may vary depending on destination and local customs procedures. Any applicable duties, taxes, or import fees are the responsibility of the recipient.

We offer flexible payment options to accommodate our international clientele. Most common payment methods are accepted at checkout. Customers who choose to pay via wire transfer (Wise) receive a 5% discount, which can be selected directly during the checkout process.

Specification

Overview
Total Carat1.39 ct / 1 pcs
Region / MineRatnapura
Country of OriginSri Lanka
Saturation / ToneRich
ShadeCornflower
ColorBlue
TransperencyTransparent
Stone TypeType II
ClarityVS
Dimensions 1 (L/W/H)6.92 x 5.85 x 3.72 mm
Traditional Heat

Standard heat treatment to improve color and/or clarity. Stable; no special care required.

Read more about common gemstone treatments →
Refractive Index nω = 1.768–1.772 & nε = 1.760–1.763
Birefringence 0.008
Hardness (Mohs) 9
Gravity 3.98 – 4.06
Crystal System Trigonal
Chemical Formular Al2O3, Aluminium oxide