Emerald|Lab Grown|IGI

1.01ct G SI2 Emerald Lab Grown Diamond

ID • G/SI2 • IGI LG512220559

Shape and cutting style on the report: Emerald cut

Certificate IGI LG512220559

Diamond specifications and retailer prices

From $531 USD
As of October 30, 2026
Save $1,201 USD (69%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,764 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.01ct lab-grown emerald diamond

This 1.01ct lab-grown emerald sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG512220559 or 512220559. Listed at 11 retailers as of October 28, 2026, with a 226% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.01
Carat
G
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.8°
Pavilion angle33.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512220559
Dimensions7.09 × 4.66 × 2.91 mm
L/W Ratio1.52
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
7.09 mm4.66 mm1.01 ctG / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512220559
Side View
Table 66.5%Crown 28.8°Girdle: STK-THKPavilion 33.8°Culet: LNGDepth 62.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,764 USD|Low: $423 USD|High: $2,783 USD|Avg: $1,041 USD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 5$531 USD
Retailer 3$594 USD
Retailer 11$595 USD
Retailer 7$659 USD
Retailer 10$659 USD
Retailer 6$760 USD
Retailer 8$1,019 USD
Retailer 2$1,025 USD
Retailer 4$1,699 USD
Retailer 9$1,732 USD
MOH London$2,764 USD

42 data points across 11 retailers

11 retailers$531 USD to $1,732 USD

B+
Cheapest Retailer
-
$531 USD
B+
Retailer 2
-
$594 USD
View
Final sale: no returns
B+
Retailer 3
-
$595 USD
View
Retailer 4
-
$659 USD
View
Price last confirmed 14 days ago
B
Retailer 5
-
$659 USD
View
B
Retailer 6
-
$760 USD
View
B
Retailer 7
-
$1,019 USD
View
B
Retailer 8
-
$1,025 USD
£807 GBP
View
B
Retailer 9
-
$1,699 USD
View
B
Retailer 10
-
$1,732 USD
View
Most Expensive
MOH London
LG512220559 · Oct 29
$2,764 USD
£2,176 GBP
View
Price under review
10 more retailers have this diamond
Prices start from $531 USDSave up to $1,201 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.

B+
1.01ct Emerald
$531 USD