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Emerald|Lab Grown|IGI

4.51ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG724501194

Shape and cutting style on the report: Emerald cut

Certificate IGI LG724501194

Diamond specifications and retailer prices

From $7,712 AUD
As of November 4, 2026
Save $24,343 AUD (76%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $32,055 AUD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

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 LG724501194 or 724501194. Listed at 25 retailers as of October 31, 2026, with prices from $7,712 to $32,055, a $24,343 spread on the same certified stone. Taylor and Hart lists it at $32,055. 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 angle33.5°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG724501194
Dimensions11.82 × 7.62 × 4.80 mm
L/W Ratio1.55
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.82 mm7.62 mm4.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG724501194
Side View
Table 64.0%Crown 33.5°Girdle: MED-STKPavilion 34.8°Culet: LargeDepth 63.0%

Caratlytics Score

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

Price History

Last verified: Nov 4
Current: $24,879 AUD|Low: $7,482 AUD|High: $31,602 AUD|Avg: $13,791 AUD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
November 4, 2026
Retailer 16$7,712 AUD
Retailer 20$8,083 AUD
Retailer 7$8,296 AUD
Retailer 13$9,041 AUD
Retailer 15$9,041 AUD
Retailer 11$9,057 AUD
Retailer 4$9,880 AUD
Retailer 22$10,333 AUD
Retailer 18$10,620 AUD
Retailer 10$10,831 AUD
Retailer 17$11,359 AUD
Retailer 8$11,402 AUD
Retailer 9$12,831 AUD
Retailer 6$13,281 AUD
Retailer 5$14,870 AUD
Retailer 21$17,577 AUD
Retailer 2$18,396 AUD
Retailer 19$19,301 AUD
Retailer 3$19,915 AUD
Retailer 1$24,879 AUD
Retailer 12$31,005 AUD
Retailer 14$31,602 AUD

32 data points across 22 retailers

25 retailers$7,712 AUD to $32,055 AUD

A
Cheapest Retailer
-
$7,712 AUD
A
Retailer 2
-
$8,083 AUD
View
A
Retailer 3
-
$8,296 AUD
View
Retailer 4
-
$9,041 AUD
View
Price last confirmed 19 days ago
A
Retailer 5
-
$9,041 AUD
View
A
Retailer 6
-
$9,057 AUD
View
A
Retailer 7
-
$9,880 AUD
View
Final sale: no returns
A
Retailer 8
-
$10,333 AUD
View
A
Retailer 9
-
$10,620 AUD
View
A
Retailer 10
-
$10,831 AUD
View
A
Retailer 11
-
$11,359 AUD
View
A
Retailer 12
-
$11,402 AUD
View
Retailer 13
-
$12,006 AUD
View
Price last confirmed 38 days ago
B+
Retailer 14
-
$12,831 AUD
View
B+
Retailer 15
-
$13,281 AUD
View
B+
Retailer 16
-
$14,870 AUD
View
B+
Retailer 17
-
$17,577 AUD
View
B+
Retailer 18
-
$18,396 AUD
View
B+
Retailer 19
-
$19,301 AUD
View
B
Retailer 20
-
$19,915 AUD
View
B
Retailer 21
-
$24,879 AUD
View
Retailer 22
-
$25,186 AUD
View
Price last confirmed 36 days ago
B
Retailer 23
-
$31,005 AUD
View
B
Retailer 24
-
$31,602 AUD
View
Most Expensive
B
Taylor and Hart
P7GRUEN · Oct 31
$32,055 AUD
$22,387 USD
View
24 more retailers have this diamond
Prices start from $7,712 AUDSave up to $24,343 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
$7,712 AUD