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Emerald|Lab Grown|IGI

4.51ct D IF Emerald Lab Grown Diamond

EX • D/IF • IGI LG809635434

Certificate IGI LG809635434

Diamond specifications and retailer prices

From $4,220 USD
Save $24,810 USD (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $29,030 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 LG809635434 or 809635434. Listed at 22 retailers, with prices from $4,220 to $29,030 at Do Amore Diamonds, a $24,810 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809635434
Dimensions7.99 × 7.99 × 11.23 mm
L/W Ratio1.00
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
7.99 mm7.99 mm4.51 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG809635434
Side View
Table 64.0%Crown 33.1°Girdle: ThinPavilion 41.4°Culet: LargeDepth 63.8%

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: $29,030 USD|Low: $3,375 USD|High: $29,030 USD|Avg: $9,026 USD
Do Amore Diamonds
Retailer 2
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Retailer 22
October 1, 2026
Retailer 10$3,614 USD
Retailer 4$4,220 USD
Retailer 21$4,423 USD
Retailer 3$4,722 USD
Retailer 7$4,726 USD
Retailer 6$4,828 USD
Retailer 9$4,945 USD
Retailer 12$5,750 USD
Retailer 5$6,682 USD
Retailer 20$6,752 USD
Retailer 15$7,068 USD
Retailer 17$7,129 USD
Retailer 13$7,577 USD
Retailer 8$7,620 USD
Retailer 11$10,249 USD
Retailer 16$11,291 USD
Retailer 19$11,323 USD
Retailer 18$11,852 USD
Retailer 2$16,903 USD
Retailer 22$18,810 USD
Retailer 14$19,333 USD
Do Amore Diamonds$29,030 USD

38 data points across 22 retailers

22 retailers$4,220 USD to $29,030 USD

A
Cheapest Retailer
-
$4,220 USD
A
Retailer 2
-
$4,423 USD
View
A
Retailer 3
-
$4,722 USD
View
A
Retailer 4
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$4,726 USD
View
A
Retailer 5
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$4,828 USD
View
A
Retailer 6
-
$4,945 USD
View
A
Retailer 7
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$5,750 USD
View
A
Retailer 8
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$6,682 USD
View
A
Retailer 9
-
$6,752 USD
View
A
Retailer 10
-
$6,752 USD
View
Price last confirmed 43 days ago
A
Retailer 11
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$7,068 USD
View
Price last confirmed 52 days ago
A
Retailer 12
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$7,117 USD
£5,604 GBP
View
A
Retailer 13
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$7,577 USD
View
A
Retailer 14
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$7,620 USD
£6,000 GBP
View
B+
Retailer 15
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$10,249 USD
View
B+
Retailer 16
-
$11,291 USD
ZAR 182,413 ZAR
View
B+
Retailer 17
-
$11,323 USD
£8,916 GBP
View
B+
Retailer 18
-
$11,852 USD
A$18,234 AUD
View
B
Retailer 19
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$16,903 USD
A$26,004 AUD
View
B
Retailer 20
-
$18,810 USD
SGD 25,419 SGD
View
B
Retailer 21
-
$19,333 USD
View
Most Expensive
B
Do Amore Diamonds
27-024CFC1E3 · Sep 30
$29,030 USD
View
21 more retailers have this diamond
Prices start from $4,220 USDSave up to $24,810 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
$4,220 USD