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Emerald|Lab Grown|IGI

4.51ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG741584162

Certificate IGI LG741584162

Diamond specifications and retailer prices

From $5,103 USD
Save $17,657 USD (78%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $22,760 USD at Brilliant Earth
View at Brilliant Earth

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 LG741584162 or 741584162. Listed at 27 retailers, with prices from $5,103 to $22,760 at Brilliant Earth, a $17,657 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 angle31.2°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG741584162
Dimensions11.38 × 7.96 × 4.89 mm
L/W Ratio1.43
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
11.38 mm7.96 mm4.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG741584162
Side View
Table 66.0%Crown 31.2°Girdle: Slightly ThickPavilion 40°Culet: LargeDepth 61.4%

Caratlytics Score

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

Price History

Last verified: Sep 29
Current: $22,760 USD|Low: $4,574 USD|High: $24,738 USD|Avg: $11,613 USD|-0.2%
Brilliant Earth
Retailer 2
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October 1, 2026
Retailer 19$5,103 USD
Retailer 3$5,458 USD
Retailer 4$5,715 USD
Retailer 9$5,838 USD
Retailer 13$5,920 USD
Retailer 5$5,940 USD
Retailer 11$7,027 USD
Retailer 16$7,066 USD
Retailer 22$7,691 USD
Retailer 20$7,842 USD
Retailer 23$7,851 USD
Retailer 14$8,382 USD
Retailer 18$8,816 USD
Retailer 7$8,858 USD
Retailer 15$9,478 USD
Retailer 17$10,478 USD
Retailer 25$12,191 USD
Retailer 21$12,370 USD
Retailer 8$12,437 USD
Retailer 24$13,030 USD
Retailer 10$16,459 USD
Retailer 2$17,796 USD
Retailer 12$21,227 USD
Retailer 6$21,972 USD
Brilliant Earth$22,760 USD

40 data points across 25 retailers

27 retailers$5,103 USD to $22,760 USD

A
Cheapest Retailer
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$5,103 USD
A
Retailer 2
-
$5,458 USD
View
A
Retailer 3
-
$5,715 USD
View
A
Retailer 4
-
$5,838 USD
View
A
Retailer 5
-
$5,920 USD
View
A
Retailer 6
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$5,940 USD
View
A
Retailer 7
-
$7,027 USD
View
A
Retailer 8
-
$7,066 USD
HK$55,200 HKD
View
A
Retailer 9
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$7,678 USD
£6,045 GBP
View
A
Retailer 10
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$7,842 USD
View
A
Retailer 11
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$7,851 USD
View
A
Retailer 12
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$8,382 USD
£6,600 GBP
View
A
Retailer 13
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$8,589 USD
£6,763 GBP
View
Price last confirmed 8 days ago
B+
Retailer 14
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$8,816 USD
View
Price last confirmed 52 days ago
B+
Retailer 15
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$8,858 USD
View
B+
Retailer 16
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$9,478 USD
€9,027 EUR
View
B+
Retailer 17
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$10,478 USD
£8,250 GBP
View
B+
Retailer 18
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$11,791 USD
View
B+
Retailer 19
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$12,191 USD
£9,599 GBP
View
B+
Retailer 20
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$12,370 USD
ZAR 199,834 ZAR
View
B+
Retailer 21
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$12,437 USD
View
B+
Retailer 22
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$13,030 USD
A$20,046 AUD
View
B
Retailer 23
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$16,459 USD
View
B
Retailer 24
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$17,796 USD
A$27,379 AUD
View
B
Retailer 25
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$21,227 USD
View
B
Retailer 26
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$22,420 USD
View
Most Expensive
B
Brilliant Earth
16477169A · Sep 29
$22,760 USD
View
26 more retailers have this diamond
Prices start from $5,103 USDSave up to $17,657 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
$5,103 USD