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Emerald|Lab Grown|IGI

4.51ct D IF Emerald Lab Grown Diamond

EX • D/IF • IGI LG809635434

Shape and cutting style on the report: Emerald cut

Certificate IGI LG809635434

Diamond specifications and retailer prices

From $5,377 AUD
As of November 4, 2026
Save $31,624 AUD (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $37,000 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 LG809635434 or 809635434. Listed at 22 retailers as of November 4, 2026, with prices from $5,377 to $37,000, a $31,624 spread on the same certified stone. Do Amore Diamonds lists it at $37,000. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809635434
Dimensions11.23 × 7.99 × 5.10 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
11.23 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $37,000 AUD|Low: $5,377 AUD|High: $37,000 AUD|Avg: $12,814 AUD
Do Amore Diamonds
Retailer 2
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Retailer 21
November 4, 2026
Retailer 4$5,377 AUD
Retailer 8$5,636 AUD
Retailer 11$6,023 AUD
Retailer 9$6,093 AUD
Retailer 5$6,237 AUD
Retailer 21$6,329 AUD
Retailer 10$8,096 AUD
Retailer 15$8,205 AUD
Retailer 6$8,603 AUD
Retailer 2$8,967 AUD
Retailer 7$9,667 AUD
Retailer 12$9,667 AUD
Retailer 16$14,255 AUD
Retailer 13$14,697 AUD
Retailer 17$15,001 AUD
Retailer 3$15,791 AUD
Retailer 19$17,383 AUD
Retailer 18$23,679 AUD
Retailer 20$23,860 AUD
Retailer 14$24,478 AUD
Do Amore Diamonds$37,000 AUD

43 data points across 21 retailers

22 retailers$5,377 AUD to $37,000 AUD

A
Cheapest Retailer
-
$5,377 AUD
A
Retailer 2
-
$5,636 AUD
View
A
Retailer 3
-
$6,023 AUD
View
Final sale: no returns
A
Retailer 4
-
$6,093 AUD
View
A
Retailer 5
-
$6,237 AUD
View
A
Retailer 6
-
$6,329 AUD
View
A
Retailer 7
-
$8,096 AUD
View
A
Retailer 8
-
$8,205 AUD
View
A
Retailer 9
-
$8,603 AUD
View
A
Retailer 10
-
$8,967 AUD
View
A
Retailer 11
-
$9,667 AUD
View
A
Retailer 12
-
$9,667 AUD
View
Retailer 13
-
$10,119 AUD
View
Price last confirmed 87 days ago
B+
Retailer 14
-
$14,255 AUD
View
B+
Retailer 15
-
$14,697 AUD
View
B+
Retailer 16
-
$15,001 AUD
View
B+
Retailer 17
-
$15,791 AUD
View
B+
Retailer 18
-
$17,383 AUD
View
B
Retailer 19
-
$23,679 AUD
View
B
Retailer 20
-
$23,860 AUD
View
B
Retailer 21
-
$24,478 AUD
View
Most Expensive
B
Do Amore Diamonds
27-024CFC1E3 · Nov 4
$37,000 AUD
$25,840 USD
View
21 more retailers have this diamond
Prices start from $5,377 AUDSave up to $31,624 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
$5,377 AUD