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Emerald|Lab Grown|IGI

6.59ct G VS1 Emerald Lab Grown Diamond

EX • G/VS1 • IGI LG666438304

Shape and cutting style on the report: Emerald cut

Certificate IGI LG666438304

Diamond specifications and retailer prices

From $1,169 USD
As of November 1, 2026
Save $9,531 USD (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $10,700 USD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 6.59ct lab-grown emerald diamond

This 6.59ct lab-grown emerald sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG666438304 or 666438304. Listed at 21 retailers as of October 26, 2026, with prices from $1,169 to $10,700, a $9,531 spread on the same certified stone. Brilliant Earth lists it at $10,700. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

6.59
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG666438304
Dimensions12.23 × 8.68 × 5.89 mm
L/W Ratio1.41
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.23 mm8.68 mm6.59 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG666438304
Side View
Table 65.0%Crown 34.7°Girdle: MED-STKPavilion 38.7°Culet: LNGDepth 67.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $10,700 USD|Low: $1,169 USD|High: $11,030 USD|Avg: $3,593 USD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 2, 2026
Retailer 14$1,169 USD
Retailer 10$1,385 USD
Retailer 5$1,689 USD
Retailer 7$1,706 USD
Retailer 2$1,939 USD
Retailer 9$2,477 USD
Retailer 13$2,531 USD
Retailer 11$2,587 USD
Retailer 15$3,670 USD
Retailer 6$3,688 USD
Retailer 4$3,755 USD
Retailer 8$4,295 USD
Retailer 12$4,440 USD
Retailer 3$9,270 USD
Brilliant Earth$10,700 USD

43 data points across 15 retailers

21 retailers$1,169 USD to $10,700 USD

Retailer 1
-
$1,002 USD
Price last confirmed 31 days ago
Retailer 2
-
$1,136 USD
View
Price last confirmed 27 days ago
A
Retailer 3
-
$1,169 USD
View
Final sale: no returns
Retailer 4
-
$1,211 USD
View
Price last confirmed 30 days ago
A
Retailer 5
-
$1,385 USD
View
A
Retailer 6
-
$1,689 USD
View
B+
Retailer 7
-
$1,706 USD
View
A
Retailer 8
-
$1,939 USD
£1,527 GBP
View
B+
Retailer 9
-
$2,087 USD
View
B+
Retailer 10
-
$2,477 USD
A$3,811 AUD
View
Retailer 11
-
$2,506 USD
View
Price last confirmed 33 days ago
B+
Retailer 12
-
$2,531 USD
View
B+
Retailer 13
-
$2,587 USD
ZAR 41,789 ZAR
View
B
Retailer 14
-
$3,670 USD
View
B
Retailer 15
-
$3,688 USD
£2,904 GBP
View
B
Retailer 16
-
$3,755 USD
View
B
Retailer 17
-
$4,295 USD
£3,382 GBP
View
Retailer 18
-
$4,440 USD
View
Price last confirmed 14 days ago
B
Retailer 19
-
$4,749 USD
View
B
Retailer 20
-
$9,270 USD
View
Most Expensive
B
Brilliant Earth
18600431A · Oct 26
$10,700 USD
View
20 more retailers have this diamond
Prices start from $1,169 USDSave up to $9,531 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
6.59ct Emerald
$1,169 USD