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Emerald|Lab Grown|IGI

3.51ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG618480367

Certificate IGI LG618480367

Diamond specifications and retailer prices

From $11,430 USD
9 retailers carry this diamond
Most expensive: $11,430 USD at Brilliant Earth
View at Brilliant Earth

About this 3.51ct lab-grown emerald diamond

This 3.51ct 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 LG618480367 or 618480367. Listed at 9 retailers. 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

3.51
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.9°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618480367
Dimensions6.86 × 6.86 × 10.94 mm
L/W Ratio1.00
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
6.86 mm6.86 mm3.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618480367
Side View
Table 70.0%Crown 40.9°Girdle: MED-STKPavilion 35.3°Culet: LNGDepth 62.7%

Caratlytics Score

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

Price History

Last verified: Oct 1
Current: $11,430 USD|Low: $1,292 USD|High: $15,820 USD|Avg: $5,313 USD|-27.7%
Brilliant Earth
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
September 5, 2026
Retailer 12$1,292 USD
Retailer 10$1,865 USD
Retailer 15$2,003 USD
Retailer 3$2,163 USD
Retailer 2$2,671 USD
Retailer 14$2,682 USD
Retailer 11$3,224 USD
Retailer 13$3,796 USD
Retailer 4$4,206 USD
Retailer 6$4,500 USD
Retailer 16$5,716 USD
Retailer 5$6,588 USD
Retailer 17$6,705 USD
Retailer 9$7,250 USD
Retailer 7$8,261 USD
Retailer 8$8,616 USD
Brilliant Earth$11,430 USD

16 data points across 17 retailers

9 retailers

A
Retailer 1
-
$2,003 USD
Price last confirmed 19 days ago
A
Retailer 2
-
$2,163 USD
HK$16,900 HKD
View
Price last confirmed 27 days ago
A
Retailer 3
-
$2,682 USD
View
Price last confirmed 27 days ago
A
Retailer 4
-
$3,224 USD
View
Price last confirmed 32 days ago
A
Retailer 5
-
$3,796 USD
View
Price last confirmed 26 days ago
A
Retailer 6
-
$4,500 USD
€4,286 EUR
View
Price last confirmed 47 days ago
B+
Retailer 7
-
$6,705 USD
View
Price last confirmed 36 days ago
B
Retailer 8
-
$8,616 USD
A$13,255 AUD
View
Price last confirmed 89 days ago
Most Expensive
B
Brilliant Earth
8987241A · Oct 1
$11,430 USD
View
8 more retailers have this diamond

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.

A
3.51ct Emerald
$11,430 USD