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Emerald|Lab Grown|IGI

6.57ct E VS1 Emerald Lab Grown Diamond

ID • E/VS1 • IGI LG670409028

Shape and cutting style on the report: Emerald cut

Certificate IGI LG670409028

Diamond specifications and retailer prices

From $1,417 USD
As of October 27, 2026
Save $8,333 USD (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $15,050 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 6.57ct lab-grown emerald diamond

This 6.57ct lab-grown emerald sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG670409028 or 670409028. Listed at 22 retailers as of October 27, 2026, with a 588% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

6.57
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.3°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG670409028
Dimensions8.51 × 8.51 × 5.76 mm
L/W Ratio1.00
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.51 mm8.51 mm6.57 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG670409028
Side View
Table 64.0%Crown 44.3°Girdle: MED-STKPavilion 37.4°Culet: LargeDepth 67.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $15,050 USD|Low: $1,541 USD|High: $15,510 USD|Avg: $4,289 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
Retailer 16
Retailer 17
October 29, 2026
Retailer 6$1,541 USD
Retailer 17$1,586 USD
Retailer 15$1,815 USD
Retailer 7$1,895 USD
Retailer 9$2,312 USD
Retailer 2$2,562 USD
Retailer 16$2,983 USD
Retailer 13$3,367 USD
Retailer 10$3,510 USD
Retailer 8$4,374 USD
Retailer 4$4,428 USD
Retailer 3$4,787 USD
Retailer 5$4,833 USD
Retailer 11$5,208 USD
Retailer 14$5,755 USD
Retailer 12$9,750 USD
Brilliant Earth$15,050 USD

42 data points across 17 retailers

22 retailers$1,417 USD to $9,750 USD

A
Cheapest Retailer
-
$1,417 USD
A
Retailer 2
-
$1,541 USD
View
A
Retailer 3
-
$1,586 USD
View
Final sale: no returns
A
Retailer 4
-
$1,643 USD
View
A
Retailer 5
-
$1,643 USD
View
Price last confirmed 17 days ago
A
Retailer 6
-
$1,815 USD
View
A
Retailer 7
-
$2,312 USD
View
A
Retailer 8
-
$2,483 USD
View
A
Retailer 9
-
$2,562 USD
£2,017 GBP
View
B+
Retailer 10
-
$2,983 USD
View
B+
Retailer 11
-
$3,367 USD
A$5,180 AUD
View
Price last confirmed 7 days ago
B+
Retailer 12
-
$3,400 USD
View
B+
Retailer 13
-
$3,510 USD
ZAR 56,708 ZAR
View
B+
Retailer 14
-
$4,374 USD
£3,444 GBP
View
B
Retailer 15
-
$4,428 USD
View
B
Retailer 16
-
$4,787 USD
View
B
Retailer 17
-
$4,833 USD
A$7,436 AUD
View
Price last confirmed 21 days ago
B
Retailer 18
-
$5,208 USD
£4,101 GBP
View
B
Retailer 19
-
$5,755 USD
View
B
Retailer 20
-
$6,401 USD
View
B
Retailer 21
-
$9,750 USD
View
Most Expensive
B
Brilliant Earth
18600082A · Oct 29
$15,050 USD
View
Price under review
21 more retailers have this diamond
Prices start from $1,417 USDSave up to $8,333 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
6.57ct Emerald
$1,417 USD