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Emerald|Lab Grown|IGI

0.66ct I VS1 Emerald Lab Grown Diamond

ID • I/VS1 • IGI LG578310656

Shape and cutting style on the report: Emerald cut

Certificate IGI LG578310656

Diamond specifications and retailer prices

From $113 USD
As of November 1, 2026
Save $1,008 USD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,121 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.66ct lab-grown emerald diamond

This 0.66ct lab-grown emerald sits in the half to three-quarter carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG578310656 or 578310656. Listed at 17 retailers as of October 29, 2026, with prices from $113 to $1,121, a $1,008 spread on the same certified stone. MOH London lists it at $1,121. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.66
Carat
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG578310656
Dimensions6.28 × 4.32 × 2.58 mm
L/W Ratio1.45
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.28 mm4.32 mm0.66 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG578310656
Side View
Table 66.0%Crown 34.5°Girdle: MediumPavilion 37.7°Culet: LNGDepth 59.7%

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: Nov 1
Current: $1,121 USD|Low: $103 USD|High: $1,129 USD|Avg: $365 USD|-0.6%
MOH London
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
Retailer 18
November 1, 2026
Retailer 2$113 USD
Retailer 6$125 USD
Retailer 5$142 USD
Retailer 14$149 USD
Retailer 12$190 USD
Retailer 18$250 USD
Retailer 11$254 USD
Retailer 3$260 USD
Retailer 9$296 USD
Retailer 17$350 USD
Retailer 10$357 USD
Retailer 8$445 USD
Retailer 15$449 USD
Retailer 7$455 USD
Retailer 4$479 USD
Retailer 16$507 USD
Retailer 13$732 USD
MOH London$1,121 USD

31 data points across 18 retailers

17 retailers$113 USD to $1,121 USD

A
Cheapest Retailer
-
$113 USD
A
Retailer 2
-
$125 USD
View
Retailer 3
-
$142 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$149 USD
View
B+
Retailer 5
-
$190 USD
View
A
Retailer 6
-
$250 USD
€238 EUR
View
A
Retailer 7
-
$254 USD
ZAR 4,102 ZAR
View
A
Retailer 8
-
$260 USD
View
A
Retailer 9
-
$350 USD
View
B+
Retailer 10
-
$384 USD
£302 GBP
View
B+
Retailer 11
-
$445 USD
View
B+
Retailer 12
-
$449 USD
View
Retailer 13
-
$455 USD
SGD 615 SGD
View
Price last confirmed 20 days ago
B+
Retailer 14
-
$479 USD
View
B
Retailer 15
-
$507 USD
View
B
Retailer 16
-
$732 USD
£576 GBP
View
Most Expensive
B
MOH London
LG578310656 · Oct 29
$1,121 USD
£883 GBP
View
16 more retailers have this diamond
Prices start from $113 USDSave up to $1,008 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
0.66ct Emerald
$113 USD