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Emerald|Lab Grown|IGI

4.28ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG754563514

Shape and cutting style on the report: Emerald cut

Certificate IGI LG754563514

Diamond specifications and retailer prices

From $6,368 AUD
As of November 2, 2026
Save $33,347 AUD (84%) vs most expensive(unlock to see where)
32 retailers carry this diamond
Most expensive: $39,714 AUD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 4.28ct lab-grown emerald diamond

This 4.28ct 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 LG754563514 or 754563514. Listed at 32 retailers as of November 2, 2026, with prices from $6,368 to $39,714, a $33,347 spread on the same certified stone. Do Amore Diamonds lists it at $39,714. 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

4.28
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.3°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754563514
Dimensions11.03 × 7.78 × 5.00 mm
L/W Ratio1.42
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
11.03 mm7.78 mm4.28 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754563514
Side View
Table 66.0%Crown 30.3°Girdle: Slightly ThickPavilion 39.2°Culet: LargeDepth 64.3%

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 2
Current: $39,714 AUD|Low: $6,349 AUD|High: $39,714 AUD|Avg: $15,253 AUD
Do Amore Diamonds
Retailer 2
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Retailer 24
November 4, 2026
Retailer 17$6,349 AUD
Retailer 10$6,368 AUD
Retailer 9$6,716 AUD
Retailer 24$6,771 AUD
Retailer 4$7,696 AUD
Retailer 3$8,882 AUD
Retailer 11$9,378 AUD
Retailer 2$9,498 AUD
Retailer 16$9,693 AUD
Retailer 15$10,405 AUD
Retailer 8$11,390 AUD
Retailer 22$12,148 AUD
Retailer 7$12,653 AUD
Retailer 18$15,306 AUD
Retailer 13$15,780 AUD
Retailer 19$16,159 AUD
Retailer 5$18,435 AUD
Retailer 21$19,729 AUD
Retailer 14$19,919 AUD
Retailer 20$23,045 AUD
Retailer 23$24,982 AUD
Retailer 12$26,392 AUD
Retailer 6$27,144 AUD
Do Amore Diamonds$39,714 AUD

41 data points across 24 retailers

32 retailers$6,368 AUD to $39,714 AUD

Retailer 1
-
$5,542 AUD
Price last confirmed 33 days ago
Retailer 2
-
$6,050 AUD
View
Price last confirmed 22 days ago
Retailer 3
-
$6,058 AUD
View
Price last confirmed 35 days ago
Retailer 4
-
$6,349 AUD
View
Price last confirmed 40 days ago
A
Retailer 5
-
$6,368 AUD
View
A
Retailer 6
-
$6,697 AUD
View
Retailer 7
-
$6,697 AUD
View
Price last confirmed 32 days ago
Retailer 8
-
$6,697 AUD
View
Price last confirmed 25 days ago
A
Retailer 9
-
$6,716 AUD
View
A
Retailer 10
-
$6,771 AUD
View
Retailer 11
-
$6,931 AUD
View
Price last confirmed 36 days ago
A
Retailer 12
-
$7,696 AUD
View
Final sale: no returns
A
Retailer 13
-
$8,882 AUD
View
Retailer 14
-
$9,237 AUD
View
Price last confirmed 25 days ago
A
Retailer 15
-
$9,378 AUD
View
A
Retailer 16
-
$9,498 AUD
View
Retailer 17
-
$9,693 AUD
View
Price last confirmed 35 days ago
A
Retailer 18
-
$10,405 AUD
View
B+
Retailer 19
-
$11,390 AUD
View
B+
Retailer 20
-
$12,148 AUD
View
B+
Retailer 21
-
$12,653 AUD
View
B+
Retailer 22
-
$15,306 AUD
View
B+
Retailer 23
-
$15,780 AUD
View
B+
Retailer 24
-
$16,159 AUD
View
B
Retailer 25
-
$18,435 AUD
View
B+
Retailer 26
-
$19,729 AUD
View
B
Retailer 27
-
$19,919 AUD
View
B
Retailer 28
-
$23,045 AUD
View
B
Retailer 29
-
$24,982 AUD
View
B
Retailer 30
-
$26,392 AUD
View
B
Retailer 31
-
$27,144 AUD
View
Most Expensive
B
Do Amore Diamonds
27-414B312AD · Nov 4
$39,714 AUD
$27,860 USD
View
31 more retailers have this diamond
Prices start from $6,368 AUDSave up to $33,347 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
4.28ct Emerald
$6,368 AUD