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Emerald|Lab Grown|IGI

6.64ct I VS1 Emerald Lab Grown Diamond

ID • I/VS1 • IGI LG677541781

Shape and cutting style on the report: Emerald cut

Certificate IGI LG677541781

Diamond specifications and retailer prices

From €831 EUR
$928 USD
As of October 29, 2026
Save €2,633 EUR (76%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €3,979 EUR at Rare Carat · As of October 7, 2026
View at Rare Carat

About this 6.64ct lab-grown emerald diamond

This 6.64ct lab-grown emerald sits in the over five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG677541781 or 677541781. Listed at 17 retailers as of October 29, 2026, with a 317% 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

6.64
Carat
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677541781
Dimensions13.63 × 8.46 × 5.75 mm
L/W Ratio1.61
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.63 mm8.46 mm6.64 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677541781
Side View
Table 65.0%Crown 33.4°Girdle: MediumPavilion 41°Culet: LargeDepth 68.0%

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 29
Current: €3,979 EUR|Low: €548 EUR|High: €4,136 EUR|Avg: €1,920 EUR|-3.8%
Rare Carat
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
October 31, 2026
Retailer 7€548 EUR
Retailer 3€713 EUR
Retailer 14€831 EUR
Retailer 4€862 EUR
Retailer 2€1,020 EUR
Retailer 12€1,233 EUR
Retailer 8€1,343 EUR
Retailer 9€1,667 EUR
Retailer 10€1,981 EUR
Retailer 6€2,210 EUR
Retailer 13€2,232 EUR
Retailer 5€2,895 EUR
Retailer 11€3,247 EUR
Retailer 15€3,464 EUR
Rare Carat€3,979 EUR

27 data points across 15 retailers

17 retailers€831 EUR to €3,464 EUR

Retailer 1
-
€743 EUR
$830 USD
Price last confirmed 40 days ago
Retailer 2
-
€808 EUR
$903 USD
View
Price last confirmed 37 days ago
A
Retailer 3
-
€831 EUR
$928 USD
View
Final sale: no returns
Retailer 4
-
€849 EUR
$949 USD
View
Price last confirmed 37 days ago
A
Retailer 5
-
€1,020 EUR
$1,140 USD
View
B+
Retailer 6
-
€1,233 EUR
$1,378 USD
View
A
Retailer 7
-
€1,343 EUR
View
A
Retailer 8
-
€1,667 EUR
ZAR 30,087 ZAR
View
B+
Retailer 9
-
€1,805 EUR
$2,016 USD
View
Retailer 10
-
€1,981 EUR
$2,213 USD
View
Price last confirmed 12 days ago
B+
Retailer 11
-
€2,232 EUR
$2,494 USD
View
Retailer 12
-
€2,422 EUR
$2,706 USD
View
Price last confirmed 31 days ago
B+
Retailer 13
-
€2,895 EUR
SGD 4,370 SGD
View
B
Retailer 14
-
€2,984 EUR
$3,334 USD
View
B+
Retailer 15
-
€3,247 EUR
£2,856 GBP
View
B
Retailer 16
-
€3,464 EUR
$3,870 USD
View
Most Expensive
Rare Carat
16R677541781 · Sep 6
€3,979 EUR
$4,445 USD
View
Price last confirmed 25 days ago
16 more retailers have this diamond
Prices start from €831 EURSave up to €2,633 EUR

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
6.64ct Emerald
€831 EUR