Emerald|Lab Grown|IGI

1.20ct I VS1 Emerald Lab Grown Diamond

ID • I/VS1 • IGI LG506100209

Shape and cutting style on the report: Emerald cut

Certificate IGI LG506100209

Diamond specifications and retailer prices

From $680 USD
As of October 30, 2026
Save $2,452 USD (78%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,039 USD at Flawless Fine Jewelry · As of October 29, 2026
View at Flawless Fine Jewelry

About this 1.2ct lab-grown emerald diamond

This 1.2ct lab-grown emerald sits in the classic one-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG506100209 or 506100209. Listed at 13 retailers as of October 28, 2026, with a 361% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle20.7°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG506100209
Dimensions7.76 × 5.00 × 3.03 mm
L/W Ratio1.55
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
7.76 mm5.00 mm1.20 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG506100209
Side View
Table 71.5%Crown 20.7°Girdle: MediumPavilion 36.1°Culet: LNGDepth 60.6%

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: $4,039 USD|Low: $680 USD|High: $4,830 USD|Avg: $2,532 USD
Flawless Fine Jewelry
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
October 30, 2026
Retailer 2$680 USD
Retailer 11$1,441 USD
Retailer 16$1,567 USD
Retailer 3$1,613 USD
Retailer 12$1,671 USD
Retailer 15$1,671 USD
Retailer 5$1,840 USD
Retailer 8$1,892 USD
Retailer 6$2,260 USD
Retailer 13$2,637 USD
Retailer 4$3,033 USD
Retailer 9$3,072 USD
Retailer 14$3,132 USD
Flawless Fine Jewelry$4,039 USD
Retailer 7$4,785 USD
Retailer 10$4,798 USD

22 data points across 16 retailers

13 retailers$680 USD to $3,132 USD

B+
Cheapest Retailer
-
$680 USD
B
Retailer 2
-
$1,441 USD
View
B
Retailer 3
-
$1,567 USD
View
B
Retailer 4
-
$1,613 USD
View
Final sale: no returns
B
Retailer 5
-
$1,671 USD
View
Retailer 6
-
$1,671 USD
View
Price last confirmed 18 days ago
B
Retailer 7
-
$1,840 USD
View
B
Retailer 8
-
$2,637 USD
View
B
Retailer 9
-
$3,033 USD
View
B
Retailer 10
-
$3,072 USD
ZAR 49,631 ZAR
View
B
Retailer 11
-
$3,132 USD
View
Most Expensive
Flawless Fine Jewelry
6A272EBCC · Oct 29
$4,039 USD
£3,180 GBP
View
Price under review
11 more retailers have this diamond
Prices start from $680 USDSave up to $2,452 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+
1.20ct Emerald
$680 USD