Zircon 4.76 ct | Long Cushion | Sky Blue | Ratanakiri, Cambodia

SKU: ZCS017

A vibrant blue Zircon from Ratanakiri, Cambodia, showing a rich sky-blue color and excellent eye-clean clarity. Expertly fashioned in an oval cut, this gem offers strong brilliance and the signature fire that fine Cambodian Zircon is known for.

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$429.00

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1 in stock

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Description

This blue Zircon from Ratanakiri, Cambodia displays the highly sought-after rich sky-blue hue that has made this locality famous among gemstone collectors and jewelers. With its oval cut and eye-clean clarity, the stone shows exceptional brightness, crisp light return, and the lively dispersion (“fire”) typical of high-quality Zircon.

Ratanakiri Zircons are prized for their vivid color range, excellent transparency, and strong optical performance. This piece reflects all these qualities, making it a standout option for both elegant jewelry designs and refined gemstone collections.

Perfect for:

  • a sparkling ring or pendant

  • designers seeking vivid blue gemstones with superior brilliance

  • collectors focusing on Cambodian Zircon

  • fine jewelry where intense color and high clarity are essential

Combining rich sky-blue color, eye-clean clarity, and expert cutting, this Zircon is an excellent choice for anyone looking for a bright, high-quality gemstone from one of the world’s best Zircon sources.

Specification

Overview

Stone(s)
Total weight4.76 ct / 1 pcs
Region / MineRatanakiri
Country of OriginCambodia
TreatmentTraditional Heat
Stone TypeType I
TransperencyTransparent
ClarityEC
Saturation / ToneIntense
ShadeSky
ColorBlue
Shape(s)Long Cushion
Cutting StyleFaceted, Mixed Cut
Cut CrownBrilliant Cut
Cut PavilionStep Cut
Dimensions 1 (L/W/H)11.90 x 7.50 x 4.80 mm
CertificateOn Request
HTS-Code7103.99.0000
Refractive Index1.75 when metamict, nω = 1.925–1.961 nε = 1.980–2.015
Birefringenceδ = 0.047–0.055
Hardness (Mohs)7.0 – 7.5
Gravity4.6 – 4.7
Crystal SystemTetragonal
Chemical FormularZrSiO₄
Item Location (Intern)TH-T14-C1
Gemstone Seletion

Processor

Stone(s)
Total weight4.76 ct / 1 pcs
Region / MineRatanakiri
Country of OriginCambodia
TreatmentTraditional Heat
Stone TypeType I
TransperencyTransparent
ClarityEC
Saturation / ToneIntense
ShadeSky
ColorBlue
Shape(s)Long Cushion
Cutting StyleFaceted, Mixed Cut
Cut CrownBrilliant Cut
Cut PavilionStep Cut
Dimensions 1 (L/W/H)11.90 x 7.50 x 4.80 mm
CertificateOn Request
HTS-Code7103.99.0000
Refractive Index1.75 when metamict, nω = 1.925–1.961 nε = 1.980–2.015
Birefringenceδ = 0.047–0.055
Hardness (Mohs)7.0 – 7.5
Gravity4.6 – 4.7
Crystal SystemTetragonal
Chemical FormularZrSiO₄
Item Location (Intern)TH-T14-C1
Gemstone Seletion

Display

Stone(s)
Total weight4.76 ct / 1 pcs
Region / MineRatanakiri
Country of OriginCambodia
TreatmentTraditional Heat
Stone TypeType I
TransperencyTransparent
ClarityEC
Saturation / ToneIntense
ShadeSky
ColorBlue
Shape(s)Long Cushion
Cutting StyleFaceted, Mixed Cut
Cut CrownBrilliant Cut
Cut PavilionStep Cut
Dimensions 1 (L/W/H)11.90 x 7.50 x 4.80 mm
CertificateOn Request
HTS-Code7103.99.0000
Refractive Index1.75 when metamict, nω = 1.925–1.961 nε = 1.980–2.015
Birefringenceδ = 0.047–0.055
Hardness (Mohs)7.0 – 7.5
Gravity4.6 – 4.7
Crystal SystemTetragonal
Chemical FormularZrSiO₄
Item Location (Intern)TH-T14-C1
Gemstone Seletion

RAM

Stone(s)
Total weight4.76 ct / 1 pcs
Region / MineRatanakiri
Country of OriginCambodia
TreatmentTraditional Heat
Stone TypeType I
TransperencyTransparent
ClarityEC
Saturation / ToneIntense
ShadeSky
ColorBlue
Shape(s)Long Cushion
Cutting StyleFaceted, Mixed Cut
Cut CrownBrilliant Cut
Cut PavilionStep Cut
Dimensions 1 (L/W/H)11.90 x 7.50 x 4.80 mm
CertificateOn Request
HTS-Code7103.99.0000
Refractive Index1.75 when metamict, nω = 1.925–1.961 nε = 1.980–2.015
Birefringenceδ = 0.047–0.055
Hardness (Mohs)7.0 – 7.5
Gravity4.6 – 4.7
Crystal SystemTetragonal
Chemical FormularZrSiO₄
Item Location (Intern)TH-T14-C1
Gemstone Seletion

Storage

Stone(s)
Total weight4.76 ct / 1 pcs
Region / MineRatanakiri
Country of OriginCambodia
TreatmentTraditional Heat
Stone TypeType I
TransperencyTransparent
ClarityEC
Saturation / ToneIntense
ShadeSky
ColorBlue
Shape(s)Long Cushion
Cutting StyleFaceted, Mixed Cut
Cut CrownBrilliant Cut
Cut PavilionStep Cut
Dimensions 1 (L/W/H)11.90 x 7.50 x 4.80 mm
CertificateOn Request
HTS-Code7103.99.0000
Refractive Index1.75 when metamict, nω = 1.925–1.961 nε = 1.980–2.015
Birefringenceδ = 0.047–0.055
Hardness (Mohs)7.0 – 7.5
Gravity4.6 – 4.7
Crystal SystemTetragonal
Chemical FormularZrSiO₄
Item Location (Intern)TH-T14-C1
Gemstone Seletion

Video Card

Stone(s)
Total weight4.76 ct / 1 pcs
Region / MineRatanakiri
Country of OriginCambodia
TreatmentTraditional Heat
Stone TypeType I
TransperencyTransparent
ClarityEC
Saturation / ToneIntense
ShadeSky
ColorBlue
Shape(s)Long Cushion
Cutting StyleFaceted, Mixed Cut
Cut CrownBrilliant Cut
Cut PavilionStep Cut
Dimensions 1 (L/W/H)11.90 x 7.50 x 4.80 mm
CertificateOn Request
HTS-Code7103.99.0000
Refractive Index1.75 when metamict, nω = 1.925–1.961 nε = 1.980–2.015
Birefringenceδ = 0.047–0.055
Hardness (Mohs)7.0 – 7.5
Gravity4.6 – 4.7
Crystal SystemTetragonal
Chemical FormularZrSiO₄
Item Location (Intern)TH-T14-C1
Gemstone Seletion

Connectivity

Stone(s)
Total weight4.76 ct / 1 pcs
Region / MineRatanakiri
Country of OriginCambodia
TreatmentTraditional Heat
Stone TypeType I
TransperencyTransparent
ClarityEC
Saturation / ToneIntense
ShadeSky
ColorBlue
Shape(s)Long Cushion
Cutting StyleFaceted, Mixed Cut
Cut CrownBrilliant Cut
Cut PavilionStep Cut
Dimensions 1 (L/W/H)11.90 x 7.50 x 4.80 mm
CertificateOn Request
HTS-Code7103.99.0000
Refractive Index1.75 when metamict, nω = 1.925–1.961 nε = 1.980–2.015
Birefringenceδ = 0.047–0.055
Hardness (Mohs)7.0 – 7.5
Gravity4.6 – 4.7
Crystal SystemTetragonal
Chemical FormularZrSiO₄
Item Location (Intern)TH-T14-C1
Gemstone Seletion

Features

Stone(s)
Total weight4.76 ct / 1 pcs
Region / MineRatanakiri
Country of OriginCambodia
TreatmentTraditional Heat
Stone TypeType I
TransperencyTransparent
ClarityEC
Saturation / ToneIntense
ShadeSky
ColorBlue
Shape(s)Long Cushion
Cutting StyleFaceted, Mixed Cut
Cut CrownBrilliant Cut
Cut PavilionStep Cut
Dimensions 1 (L/W/H)11.90 x 7.50 x 4.80 mm
CertificateOn Request
HTS-Code7103.99.0000
Refractive Index1.75 when metamict, nω = 1.925–1.961 nε = 1.980–2.015
Birefringenceδ = 0.047–0.055
Hardness (Mohs)7.0 – 7.5
Gravity4.6 – 4.7
Crystal SystemTetragonal
Chemical FormularZrSiO₄
Item Location (Intern)TH-T14-C1
Gemstone Seletion

Battery

Stone(s)
Total weight4.76 ct / 1 pcs
Region / MineRatanakiri
Country of OriginCambodia
TreatmentTraditional Heat
Stone TypeType I
TransperencyTransparent
ClarityEC
Saturation / ToneIntense
ShadeSky
ColorBlue
Shape(s)Long Cushion
Cutting StyleFaceted, Mixed Cut
Cut CrownBrilliant Cut
Cut PavilionStep Cut
Dimensions 1 (L/W/H)11.90 x 7.50 x 4.80 mm
CertificateOn Request
HTS-Code7103.99.0000
Refractive Index1.75 when metamict, nω = 1.925–1.961 nε = 1.980–2.015
Birefringenceδ = 0.047–0.055
Hardness (Mohs)7.0 – 7.5
Gravity4.6 – 4.7
Crystal SystemTetragonal
Chemical FormularZrSiO₄
Item Location (Intern)TH-T14-C1
Gemstone Seletion

General

Stone(s)
Total weight4.76 ct / 1 pcs
Region / MineRatanakiri
Country of OriginCambodia
TreatmentTraditional Heat
Stone TypeType I
TransperencyTransparent
ClarityEC
Saturation / ToneIntense
ShadeSky
ColorBlue
Shape(s)Long Cushion
Cutting StyleFaceted, Mixed Cut
Cut CrownBrilliant Cut
Cut PavilionStep Cut
Dimensions 1 (L/W/H)11.90 x 7.50 x 4.80 mm
CertificateOn Request
HTS-Code7103.99.0000
Refractive Index1.75 when metamict, nω = 1.925–1.961 nε = 1.980–2.015
Birefringenceδ = 0.047–0.055
Hardness (Mohs)7.0 – 7.5
Gravity4.6 – 4.7
Crystal SystemTetragonal
Chemical FormularZrSiO₄
Item Location (Intern)TH-T14-C1
Gemstone Seletion

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