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Emerald|Lab Grown|IGI

3.09ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG770680425

Shape and cutting style on the report: Emerald cut

Certificate IGI LG770680425

Diamond specifications and retailer prices

From $1,171 USD
As of October 30, 2026
Save $10,799 USD (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $11,970 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.09ct lab-grown emerald diamond

This 3.09ct lab-grown emerald sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG770680425 or 770680425. Listed at 22 retailers as of October 29, 2026, with prices from $1,171 to $11,970, a $10,799 spread on the same certified stone. Brilliant Earth lists it at $11,970. 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

3.09
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770680425
Dimensions9.43 × 6.71 × 4.50 mm
L/W Ratio1.41
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.43 mm6.71 mm3.09 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770680425
Side View
Table 65.0%Crown 37.2°Girdle: MediumPavilion 37.5°Culet: LargeDepth 67.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $11,970 USD|Low: $1,124 USD|High: $12,340 USD|Avg: $3,091 USD|-3.0%
Brilliant Earth
Retailer 2
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Retailer 21
October 30, 2026
Retailer 20$1,171 USD
Retailer 6$1,274 USD
Retailer 5$1,310 USD
Retailer 7$1,358 USD
Retailer 10$1,358 USD
Retailer 16$1,530 USD
Retailer 9$1,686 USD
Retailer 17$1,942 USD
Retailer 2$1,970 USD
Retailer 15$2,396 USD
Retailer 21$2,676 USD
Retailer 8$3,000 USD
Retailer 19$3,064 USD
Retailer 13$3,153 USD
Retailer 12$3,749 USD
Retailer 4$3,931 USD
Retailer 3$4,291 USD
Retailer 18$4,369 USD
Retailer 14$4,548 USD
Retailer 11$4,755 USD
Brilliant Earth$11,970 USD

45 data points across 21 retailers

22 retailers$1,171 USD to $11,970 USD

A
Cheapest Retailer
-
$1,171 USD
A
Retailer 2
-
$1,274 USD
View
A
Retailer 3
-
$1,310 USD
View
Final sale: no returns
A
Retailer 4
-
$1,358 USD
View
Retailer 5
-
$1,358 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$1,530 USD
View
A
Retailer 7
-
$1,686 USD
View
A
Retailer 8
-
$1,942 USD
View
A
Retailer 9
-
$1,970 USD
£1,551 GBP
View
A
Retailer 10
-
$2,396 USD
€2,282 EUR
View
A
Retailer 11
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$2,545 USD
View
A
Retailer 12
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$2,676 USD
View
A
Retailer 13
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$3,000 USD
View
Retailer 14
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$3,064 USD
A$4,714 AUD
View
Price last confirmed 8 days ago
A
Retailer 15
-
$3,153 USD
ZAR 50,939 ZAR
View
B+
Retailer 16
-
$3,749 USD
£2,952 GBP
View
B+
Retailer 17
-
$3,931 USD
View
B+
Retailer 18
-
$4,291 USD
View
B+
Retailer 19
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$4,369 USD
£3,440 GBP
View
B+
Retailer 20
-
$4,548 USD
SGD 6,146 SGD
View
B+
Retailer 21
-
$4,755 USD
View
Most Expensive
B
Brilliant Earth
20602810A · Oct 29
$11,970 USD
View
21 more retailers have this diamond
Prices start from $1,171 USDSave up to $10,799 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
3.09ct Emerald
$1,171 USD