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Round|Lab Grown|IGI

5.08ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG749577900

Shape and cutting style on the report: Round brilliant

Certificate IGI LG749577900

Diamond specifications and retailer prices

From $12,024 AUD
$8,446 USD
As of October 30, 2026
Save $31,406 AUD (72%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $43,429 AUD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 5.08ct lab-grown round diamond

This 5.08ct lab-grown round sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG749577900 or 749577900. Listed at 18 retailers as of October 30, 2026, with prices from $12,024 to $43,429, a $31,406 spread on the same certified stone. Taylor and Hart lists it at $43,429. 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

5.08
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG749577900
Dimensions11.02 × 10.97 × 6.81 mm
L/W Ratio1.00
Girdle conditionFaceted
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
11.02 mm10.97 mm5.08 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG749577900
Side View
Table 56.0%Crown 34.4°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.9%

Caratlytics Score

How it works →
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: Oct 30
Current: $16,517 AUD|Low: $11,013 AUD|High: $43,429 AUD|Avg: $20,865 AUD|+2.9%
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
Taylor and Hart
October 30, 2026
Retailer 12$11,590 AUD
Retailer 4$12,024 AUD
Retailer 5$12,980 AUD
Retailer 8$13,332 AUD
Retailer 9$13,342 AUD
Retailer 11$14,955 AUD
Retailer 2$15,113 AUD
Retailer 1$16,517 AUD
Retailer 3$24,591 AUD
Retailer 7$25,091 AUD
Retailer 6$27,315 AUD
Retailer 10$27,995 AUD
Retailer 13$39,819 AUD
Taylor and Hart$43,429 AUD

44 data points across 14 retailers

18 retailers$12,024 AUD to $43,429 AUD

Retailer 1
-
$11,528 AUD
$8,098 USD
Price last confirmed 37 days ago
Retailer 2
-
$11,590 AUD
$8,141 USD
View
Price last confirmed 10 days ago
Retailer 3
-
$11,990 AUD
$8,422 USD
View
Price last confirmed 37 days ago
A
Retailer 4
-
$12,024 AUD
$8,446 USD
View
A
Retailer 5
-
$12,980 AUD
$9,118 USD
View
Final sale: no returns
Retailer 6
-
$13,188 AUD
$9,264 USD
View
Price last confirmed 36 days ago
A
Retailer 7
-
$13,332 AUD
$9,365 USD
View
A
Retailer 8
-
$13,342 AUD
$9,372 USD
View
A
Retailer 9
-
$14,955 AUD
$10,505 USD
View
Retailer 10
-
$15,040 AUD
$10,565 USD
View
Price last confirmed 40 days ago
A
Retailer 11
-
$15,113 AUD
$10,616 USD
View
A
Retailer 12
-
$16,517 AUD
£9,136 GBP
View
B+
Retailer 13
-
$24,591 AUD
$17,274 USD
View
B+
Retailer 14
-
$25,091 AUD
£13,878 GBP
View
B+
Retailer 15
-
$27,315 AUD
ZAR 309,977 ZAR
View
Retailer 16
-
$27,995 AUD
View
Price last confirmed 8 days ago
Retailer 17
-
$39,819 AUD
View
Price last confirmed 22 days ago
Most Expensive
B
Taylor and Hart
P0W0Q7C · Oct 30
$43,429 AUD
$30,507 USD
View
17 more retailers have this diamond
Prices start from $12,024 AUDSave up to $31,406 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
5.08ct Round
$12,024 AUD