Emerald|Lab Grown|IGI

3.90ct D IF Emerald Lab Grown Diamond

EX • D/IF • IGI LG668446483

Certificate IGI LG668446483

Diamond specifications and retailer prices

From $2,574 USD
Save $9,166 USD (78%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $11,740 USD at Brilliant Earth
View at Brilliant Earth

About this 3.9ct lab-grown emerald diamond

This 3.9ct 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 LG668446483 or 668446483. Listed at 27 retailers, with prices from $2,574 to $11,740 at Brilliant Earth, a $9,166 spread on the same certified stone. 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

3.90
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.2°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG668446483
Dimensions10.65 × 7.57 × 4.88 mm
L/W Ratio1.41
Culet sizeLong
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
10.65 mm7.57 mm3.90 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG668446483
Side View
Table 59.0%Crown 31.2°Girdle: MediumPavilion 40°Culet: LNGDepth 64.5%

Caratlytics Score

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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: Sep 29
Current: $11,740 USD|Low: $2,574 USD|High: $17,570 USD|Avg: $6,720 USD|-33.2%
Brilliant Earth
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Retailer 25
October 1, 2026
Retailer 19$2,574 USD
Retailer 6$2,883 USD
Retailer 9$2,945 USD
Retailer 5$2,986 USD
Retailer 4$3,049 USD
Retailer 21$3,150 USD
Retailer 13$3,456 USD
Retailer 12$4,105 USD
Retailer 22$4,122 USD
Retailer 8$4,390 USD
Retailer 23$4,577 USD
Retailer 16$4,635 USD
Retailer 20$4,871 USD
Retailer 15$5,669 USD
Retailer 25$6,751 USD
Retailer 24$6,808 USD
Retailer 3$8,091 USD
Retailer 18$8,407 USD
Retailer 10$8,616 USD
Retailer 11$8,770 USD
Retailer 2$9,602 USD
Retailer 17$10,010 USD
Retailer 14$10,416 USD
Retailer 7$10,744 USD
Brilliant Earth$11,740 USD

40 data points across 25 retailers

27 retailers$2,574 USD to $11,740 USD

A
Cheapest Retailer
-
$2,574 USD
A
Retailer 2
-
$2,883 USD
View
A
Retailer 3
-
$2,945 USD
View
A
Retailer 4
-
$2,986 USD
View
A
Retailer 5
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$3,049 USD
View
A
Retailer 6
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$3,150 USD
View
A
Retailer 7
-
$3,456 USD
HK$27,000 HKD
View
A
Retailer 8
-
$4,105 USD
View
A
Retailer 9
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$4,127 USD
£3,250 GBP
View
A
Retailer 10
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$4,390 USD
View
A
Retailer 11
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$4,577 USD
View
A
Retailer 12
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$4,605 USD
£3,626 GBP
View
Price last confirmed 8 days ago
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Retailer 13
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$4,635 USD
€4,414 EUR
View
A
Retailer 14
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$4,871 USD
View
B+
Retailer 15
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$5,669 USD
£4,464 GBP
View
B+
Retailer 16
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$6,751 USD
A$10,386 AUD
View
B+
Retailer 17
-
$6,808 USD
ZAR 109,991 ZAR
View
B+
Retailer 18
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$8,091 USD
£6,371 GBP
View
B+
Retailer 19
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$8,198 USD
View
B
Retailer 20
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$8,407 USD
£6,620 GBP
View
B
Retailer 21
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$8,616 USD
View
B
Retailer 22
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$8,770 USD
View
B
Retailer 23
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$9,602 USD
A$14,773 AUD
View
B
Retailer 24
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$10,010 USD
SGD 13,527 SGD
View
B
Retailer 25
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$10,416 USD
View
B
Retailer 26
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$10,963 USD
View
Most Expensive
B
Brilliant Earth
14268084A · Sep 29
$11,740 USD
View
26 more retailers have this diamond
Prices start from $2,574 USDSave up to $9,166 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.

A
3.90ct Emerald
$2,574 USD