Emerald|Lab Grown|IGI

1.20ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG841644678

Shape and cutting style on the report: Emerald cut

Certificate IGI LG841644678

Diamond specifications and retailer prices

From $350 USD
As of October 28, 2026
Save $695 USD (67%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,495 USD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.2ct lab-grown emerald diamond

This 1.2ct lab-grown emerald sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG841644678 or 841644678. Listed at 8 retailers as of October 28, 2026, with a 199% 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
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle42.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841644678
Dimensions7.11 × 5.00 × 3.41 mm
L/W Ratio1.42
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.11 mm5.00 mm1.20 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841644678
Side View
Table 64.0%Crown 38.5°Girdle: Slightly ThickPavilion 42.8°Culet: LargeDepth 68.2%

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 28
Current: $1,495 USD|Low: $350 USD|High: $1,495 USD|Avg: $816 USD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 8$350 USD
Retailer 3$439 USD
Retailer 2$477 USD
Retailer 5$744 USD
Retailer 6$885 USD
Retailer 7$887 USD
Retailer 4$1,045 USD
Rare Carat$1,495 USD

13 data points across 8 retailers

8 retailers$350 USD to $1,045 USD

B+
Cheapest Retailer
-
$350 USD
A
Retailer 2
-
$439 USD
€418 EUR
View
A
Retailer 3
-
$477 USD
£376 GBP
View
B+
Retailer 4
-
$744 USD
View
B+
Retailer 5
-
$885 USD
View
B+
Retailer 6
-
$887 USD
View
B+
Retailer 7
-
$1,045 USD
£823 GBP
View
Most Expensive
Rare Carat
1G841644678 · Oct 18
$1,495 USD
View
Price last confirmed 11 days ago
7 more retailers have this diamond
Prices start from $350 USDSave up to $695 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
1.20ct Emerald
$350 USD