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Round|Lab Grown|IGI

5.28ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG768628557

Shape and cutting style on the report: Round brilliant

Certificate IGI LG768628557

Diamond specifications and retailer prices

From $11,520 AUD
$8,092 USD
As of November 1, 2026
Save $58,489 AUD (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $70,008 AUD at With Clarity · As of October 31, 2026
View at With Clarity

About this 5.28ct lab-grown round diamond

This 5.28ct lab-grown round sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG768628557 or 768628557. Listed at 14 retailers as of October 31, 2026, with prices from $11,520 to $70,008, a $58,489 spread on the same certified stone. With Clarity lists it at $70,008. 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

5.28
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768628557
Dimensions11.09 × 11.16 × 6.93 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
11.09 mm11.16 mm5.28 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768628557
Side View
Table 55.0%Crown 35.7°Girdle: MediumPavilion 40.7°Culet: NoneDepth 62.3%

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 1
Current: $15,907 AUD|Low: $11,520 AUD|High: $51,093 AUD|Avg: $22,797 AUD|+0.3%
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
November 1, 2026
Retailer 12$11,520 AUD
Retailer 10$12,976 AUD
Retailer 3$13,538 AUD
Retailer 13$14,086 AUD
Retailer 4$15,856 AUD
Retailer 1$15,907 AUD
Retailer 6$21,623 AUD
Retailer 5$22,502 AUD
Retailer 11$23,704 AUD
Retailer 9$24,185 AUD
Retailer 8$26,328 AUD
Retailer 7$32,031 AUD
Retailer 2$42,437 AUD

42 data points across 13 retailers

14 retailers$11,520 AUD to $70,008 AUD

A
Cheapest Retailer
-
$11,520 AUD
$8,092 USD
Retailer 2
-
$12,976 AUD
$9,115 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
$13,538 AUD
$9,510 USD
View
Retailer 4
-
$13,919 AUD
$9,778 USD
View
Price last confirmed 97 days ago
A
Retailer 5
-
$14,086 AUD
HK$77,300 HKD
View
A
Retailer 6
-
$15,856 AUD
$11,138 USD
View
A
Retailer 7
-
$15,907 AUD
£8,798 GBP
View
A
Retailer 8
-
$21,623 AUD
€14,466 EUR
View
A
Retailer 9
-
$23,704 AUD
$16,651 USD
View
B+
Retailer 10
-
$24,185 AUD
£13,377 GBP
View
B+
Retailer 11
-
$26,328 AUD
ZAR 298,774 ZAR
View
B+
Retailer 12
-
$32,031 AUD
$22,500 USD
View
B
Retailer 13
-
$42,437 AUD
$29,810 USD
View
Most Expensive
B
With Clarity
768628557 · Oct 31
$70,008 AUD
$49,177 USD
View
13 more retailers have this diamond
Prices start from $11,520 AUDSave up to $58,489 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
5.28ct Round
$11,520 AUD