Emerald|Lab Grown|IGI

4.51ct D IF Emerald Lab Grown Diamond

EX • D/IF • IGI LG766613792

Certificate IGI LG766613792

Diamond specifications and retailer prices

From $6,181 USD
Save $21,795 USD (78%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $42,680 USD at Do Amore Diamonds
View at Do Amore Diamonds

About this 4.51ct lab-grown emerald diamond

This 4.51ct 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 LG766613792 or 766613792. Listed at 25 retailers, with a 353% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.51
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG766613792
Dimensions11.13 × 7.81 × 5.16 mm
L/W Ratio1.43
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
11.13 mm7.81 mm4.51 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG766613792
Side View
Table 63.0%Crown 32.8°Girdle: MediumPavilion 41.5°Culet: LNGDepth 66.1%

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: Sep 29
Current: $42,680 USD|Low: $4,962 USD|High: $42,680 USD|Avg: $13,800 USD
Do Amore Diamonds
Retailer 2
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Retailer 4
Retailer 5
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Retailer 7
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Retailer 11
Retailer 12
Retailer 13
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Retailer 17
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Retailer 19
Retailer 20
September 30, 2026
Retailer 5$6,181 USD
Retailer 18$6,548 USD
Retailer 20$6,948 USD
Retailer 8$7,180 USD
Retailer 2$7,197 USD
Retailer 4$9,024 USD
Retailer 10$9,664 USD
Retailer 14$10,180 USD
Retailer 11$10,478 USD
Retailer 7$10,721 USD
Retailer 3$11,354 USD
Retailer 19$15,125 USD
Retailer 16$16,072 USD
Retailer 13$16,600 USD
Retailer 15$17,568 USD
Retailer 9$19,807 USD
Retailer 6$22,760 USD
Retailer 12$27,181 USD
Retailer 17$27,976 USD
Do Amore Diamonds$42,680 USD

37 data points across 20 retailers

25 retailers$6,181 USD to $27,976 USD

A
Cheapest Retailer
-
$6,181 USD
A
Retailer 2
-
$6,204 USD
View
A
Retailer 3
-
$6,502 USD
View
A
Retailer 4
-
$6,548 USD
View
A
Retailer 5
-
$6,948 USD
View
A
Retailer 6
-
$7,097 USD
View
A
Retailer 7
-
$7,180 USD
View
A
Retailer 8
-
$7,197 USD
View
B+
Retailer 9
-
$9,024 USD
View
B+
Retailer 10
-
$9,430 USD
View
B+
Retailer 11
-
$9,664 USD
HK$75,500 HKD
View
B+
Retailer 12
-
$10,203 USD
£8,034 GBP
View
B+
Retailer 13
-
$10,478 USD
£8,250 GBP
View
B+
Retailer 14
-
$10,721 USD
View
B+
Retailer 15
-
$11,354 USD
£8,940 GBP
View
B
Retailer 16
-
$15,125 USD
View
B
Retailer 17
-
$15,376 USD
View
B+
Retailer 18
-
$16,072 USD
£12,655 GBP
View
B
Retailer 19
-
$16,600 USD
ZAR 268,176 ZAR
View
B
Retailer 20
-
$17,568 USD
A$27,027 AUD
View
B
Retailer 21
-
$19,807 USD
View
B
Retailer 22
-
$22,760 USD
View
B
Retailer 23
-
$27,181 USD
View
B
Retailer 24
-
$27,976 USD
SGD 37,806 SGD
View
Most Expensive
B
Do Amore Diamonds
27-45F8B066F · Sep 30
$42,680 USD
View
Price under review
24 more retailers have this diamond
Prices start from $6,181 USDSave up to $21,795 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
4.51ct Emerald
$6,181 USD