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Emerald|Lab Grown|IGI

4.51ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG784623925

Certificate IGI LG784623925

Diamond specifications and retailer prices

From $5,150 USD
Save $30,280 USD (85%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $35,430 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 LG784623925 or 784623925. Listed at 23 retailers, with prices from $5,150 to $35,430 at Do Amore Diamonds, a $30,280 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

4.51
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.1°
Pavilion angle45.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784623925
Dimensions11.64 × 7.75 × 5.08 mm
L/W Ratio1.50
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
11.64 mm7.75 mm4.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784623925
Side View
Table 64.0%Crown 31.1°Girdle: MediumPavilion 45.3°Culet: LargeDepth 65.5%

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 30
Current: $35,430 USD|Low: $4,119 USD|High: $35,430 USD|Avg: $11,339 USD
Do Amore Diamonds
Retailer 2
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Retailer 23
September 29, 2026
Retailer 4$5,150 USD
Retailer 22$5,397 USD
Retailer 3$5,504 USD
Retailer 6$5,768 USD
Retailer 5$5,892 USD
Retailer 11$5,952 USD
Retailer 20$5,974 USD
Retailer 8$5,990 USD
Retailer 19$7,828 USD
Retailer 15$7,923 USD
Retailer 14$7,987 USD
Retailer 13$8,591 USD
Retailer 16$8,768 USD
Retailer 21$9,206 USD
Retailer 7$9,373 USD
Retailer 9$12,599 USD
Retailer 18$13,580 USD
Retailer 2$13,780 USD
Retailer 17$14,571 USD
Retailer 10$16,443 USD
Retailer 23$23,108 USD
Retailer 12$23,212 USD
Do Amore Diamonds$35,430 USD

38 data points across 23 retailers

23 retailers$5,150 USD to $35,430 USD

A
Cheapest Retailer
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$5,150 USD
A
Retailer 2
-
$5,397 USD
View
A
Retailer 3
-
$5,504 USD
View
A
Retailer 4
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$5,768 USD
View
A
Retailer 5
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$5,892 USD
View
A
Retailer 6
-
$5,952 USD
View
A
Retailer 7
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$5,974 USD
View
A
Retailer 8
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$5,990 USD
View
A
Retailer 9
-
$7,828 USD
View
A
Retailer 10
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$7,923 USD
View
A
Retailer 11
-
$7,987 USD
HK$62,400 HKD
View
A
Retailer 12
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$8,611 USD
£6,780 GBP
View
B+
Retailer 13
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$9,206 USD
View
B+
Retailer 14
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$9,373 USD
£7,380 GBP
View
B+
Retailer 15
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$12,599 USD
View
B+
Retailer 16
-
$13,091 USD
€12,468 EUR
View
Price last confirmed 110 days ago
B+
Retailer 17
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$13,580 USD
£10,693 GBP
View
B+
Retailer 18
-
$13,780 USD
ZAR 222,615 ZAR
View
B+
Retailer 19
-
$14,571 USD
A$22,417 AUD
View
B
Retailer 20
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$16,443 USD
View
B
Retailer 21
-
$23,108 USD
SGD 31,227 SGD
View
B
Retailer 22
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$23,212 USD
View
Most Expensive
B
Do Amore Diamonds
27-1BD641877 · Oct 1
$35,430 USD
View
22 more retailers have this diamond
Prices start from $5,150 USDSave up to $30,280 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
$5,150 USD