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Emerald|Lab Grown|IGI

4.51ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG781639241

Shape and cutting style on the report: Emerald cut

Certificate IGI LG781639241

Diamond specifications and retailer prices

From $7,456 AUD
As of November 3, 2026
Save $39,611 AUD (84%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $47,067 AUD at Do Amore Diamonds · As of November 4, 2026
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 LG781639241 or 781639241. Listed at 28 retailers as of November 3, 2026, with prices from $7,456 to $47,067, a $39,611 spread on the same certified stone. Do Amore Diamonds lists it at $47,067. 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
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781639241
Dimensions11.32 × 7.88 × 4.98 mm
L/W Ratio1.44
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
11.32 mm7.88 mm4.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781639241
Side View
Table 63.0%Crown 33.9°Girdle: STK-THKPavilion 40.2°Culet: LNGDepth 63.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: $47,067 AUD|Low: $7,456 AUD|High: $47,067 AUD|Avg: $15,756 AUD
Do Amore Diamonds
Retailer 2
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Retailer 25
November 4, 2026
Retailer 24$7,456 AUD
Retailer 15$7,552 AUD
Retailer 5$7,662 AUD
Retailer 10$7,914 AUD
Retailer 4$7,983 AUD
Retailer 3$8,408 AUD
Retailer 12$8,760 AUD
Retailer 16$8,760 AUD
Retailer 25$10,136 AUD
Retailer 14$10,400 AUD
Retailer 9$10,575 AUD
Retailer 2$11,116 AUD
Retailer 11$11,434 AUD
Retailer 21$11,819 AUD
Retailer 18$12,416 AUD
Retailer 7$14,956 AUD
Retailer 23$16,457 AUD
Retailer 19$17,826 AUD
Retailer 13$18,702 AUD
Retailer 20$19,276 AUD
Retailer 6$21,845 AUD
Retailer 22$23,956 AUD
Retailer 8$30,623 AUD
Retailer 17$31,231 AUD
Do Amore Diamonds$47,067 AUD

33 data points across 25 retailers

28 retailers$7,456 AUD to $47,067 AUD

A
Cheapest Retailer
-
$7,456 AUD
Retailer 2
-
$7,552 AUD
View
Price last confirmed 14 days ago
A
Retailer 3
-
$7,662 AUD
View
Final sale: no returns
Retailer 4
-
$7,914 AUD
View
Price last confirmed 15 days ago
A
Retailer 5
-
$7,983 AUD
View
A
Retailer 6
-
$8,408 AUD
View
Retailer 7
-
$8,760 AUD
View
Price last confirmed 14 days ago
Retailer 8
-
$8,760 AUD
View
Price last confirmed 19 days ago
A
Retailer 9
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$10,136 AUD
View
Retailer 10
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$10,400 AUD
View
Price last confirmed 14 days ago
A
Retailer 11
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$10,575 AUD
View
A
Retailer 12
-
$11,116 AUD
View
Retailer 13
-
$11,434 AUD
View
Price last confirmed 17 days ago
A
Retailer 14
-
$11,819 AUD
View
B+
Retailer 15
-
$12,416 AUD
View
Retailer 16
-
$14,956 AUD
View
Price last confirmed 9 days ago
Retailer 17
-
$15,002 AUD
View
Price last confirmed 26 days ago
B+
Retailer 18
-
$15,393 AUD
View
B+
Retailer 19
-
$16,457 AUD
View
B+
Retailer 20
-
$17,826 AUD
View
B+
Retailer 21
-
$18,702 AUD
View
B
Retailer 22
-
$19,276 AUD
View
B+
Retailer 23
-
$21,845 AUD
View
B
Retailer 24
-
$23,956 AUD
View
B
Retailer 25
-
$30,623 AUD
View
B
Retailer 26
-
$31,231 AUD
View
Retailer 27
-
$31,602 AUD
View
Price last confirmed 11 days ago
Most Expensive
B
Do Amore Diamonds
27-0237952A9 · Nov 4
$47,067 AUD
$32,870 USD
View
27 more retailers have this diamond
Prices start from $7,456 AUDSave up to $39,611 AUD

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. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
4.51ct Emerald
$7,456 AUD