Emerald|Lab Grown|IGI

4.51ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG738511294

Certificate IGI LG738511294

Diamond specifications and retailer prices

From $5,958 USD
Save $21,883 USD (79%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $27,841 USD at With Clarity
View at With Clarity

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 LG738511294 or 738511294. Listed at 27 retailers, with prices from $5,958 to $27,841 at With Clarity, a $21,883 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 angle33.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG738511294
Dimensions10.98 × 7.81 × 5.30 mm
L/W Ratio1.41
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
10.98 mm7.81 mm4.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG738511294
Side View
Table 61.0%Crown 33.1°Girdle: MediumPavilion 40.2°Culet: LargeDepth 67.9%

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 30
Current: $6,672 USD|Low: $4,765 USD|High: $31,591 USD|Avg: $13,106 USD|+21.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 16
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Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
Retailer 25
With Clarity
October 1, 2026
Retailer 4$5,958 USD
Retailer 25$6,244 USD
Retailer 3$6,305 USD
Retailer 1$6,672 USD
Retailer 5$6,816 USD
Retailer 11$6,905 USD
Retailer 9$8,145 USD
Retailer 23$8,205 USD
Retailer 14$8,618 USD
Retailer 18$8,719 USD
Retailer 13$8,781 USD
Retailer 20$8,822 USD
Retailer 8$8,827 USD
Retailer 7$9,845 USD
Retailer 24$11,225 USD
Retailer 22$14,234 USD
Retailer 19$14,444 USD
Retailer 6$14,466 USD
Retailer 21$15,296 USD
Retailer 12$18,233 USD
Retailer 10$18,852 USD
Retailer 15$19,229 USD
Retailer 17$22,760 USD
Retailer 16$24,146 USD
Retailer 2$25,418 USD
With Clarity$27,284 USD

40 data points across 26 retailers

27 retailers$5,958 USD to $27,841 USD

A
Cheapest Retailer
-
$5,958 USD
A
Retailer 2
-
$6,244 USD
View
A
Retailer 3
-
$6,305 USD
View
A
Retailer 4
-
$6,672 USD
View
A
Retailer 5
-
$6,816 USD
View
A
Retailer 6
-
$6,905 USD
View
A
Retailer 7
-
$8,145 USD
View
A
Retailer 8
-
$8,205 USD
View
B+
Retailer 9
-
$8,618 USD
View
A
Retailer 10
-
$8,635 USD
£6,799 GBP
View
Price last confirmed 21 days ago
B+
Retailer 11
-
$8,719 USD
View
Price last confirmed 52 days ago
B+
Retailer 12
-
$8,781 USD
HK$68,600 HKD
View
B+
Retailer 13
-
$8,827 USD
View
B+
Retailer 14
-
$8,842 USD
£6,962 GBP
View
B+
Retailer 15
-
$9,845 USD
£7,752 GBP
View
B+
Retailer 16
-
$11,225 USD
€10,690 EUR
View
B+
Retailer 17
-
$14,234 USD
£11,208 GBP
View
B
Retailer 18
-
$14,444 USD
ZAR 233,336 ZAR
View
B
Retailer 19
-
$14,466 USD
View
B
Retailer 20
-
$15,296 USD
A$23,532 AUD
View
B
Retailer 21
-
$18,233 USD
A$28,050 AUD
View
B
Retailer 22
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$18,852 USD
View
B
Retailer 23
-
$19,229 USD
View
B
Retailer 24
-
$22,760 USD
View
B
Retailer 25
-
$24,146 USD
View
B
Retailer 26
-
$25,418 USD
SGD 34,348 SGD
View
Most Expensive
B
With Clarity
738511294 · Sep 30
$27,841 USD
View
26 more retailers have this diamond
Prices start from $5,958 USDSave up to $21,883 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
$5,958 USD