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Round|Lab Grown|IGI

4.29ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG754595507

Certificate IGI LG754595507

Diamond specifications and retailer prices

From $3,282 USD
Save $21,548 USD (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $24,830 USD at Brilliant Earth
View at Brilliant Earth

About this 4.29ct lab-grown round diamond

This 4.29ct lab-grown round 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 LG754595507 or 754595507. Listed at 20 retailers, with prices from $3,282 to $24,830 at Brilliant Earth, a $21,548 spread on the same certified stone. 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

4.29
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754595507
Dimensions10.45 × 10.51 × 6.41 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
10.45 mm10.51 mm4.29 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754595507
Side View
Table 55.0%Crown 34°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.2%

Caratlytics Score

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

Price History

Last verified: Sep 30
Current: $24,830 USD|Low: $2,469 USD|High: $24,830 USD|Avg: $7,092 USD
Brilliant Earth
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
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Retailer 19
Retailer 20
October 1, 2026
Retailer 5$3,282 USD
Retailer 6$3,610 USD
Retailer 8$3,910 USD
Retailer 4$3,955 USD
Retailer 16$4,349 USD
Retailer 15$4,615 USD
Retailer 18$4,842 USD
Retailer 13$5,090 USD
Retailer 7$5,144 USD
Retailer 12$6,154 USD
Retailer 17$6,750 USD
Retailer 19$6,927 USD
Retailer 20$8,285 USD
Retailer 11$8,809 USD
Retailer 9$9,001 USD
Retailer 2$10,071 USD
Retailer 10$11,452 USD
Retailer 14$11,519 USD
Retailer 3$12,293 USD
Brilliant Earth$24,830 USD

39 data points across 20 retailers

20 retailers$3,282 USD to $24,830 USD

A
Cheapest Retailer
-
$3,282 USD
A
Retailer 2
-
$3,610 USD
View
A
Retailer 3
-
$3,910 USD
View
A
Retailer 4
-
$3,955 USD
HK$30,900 HKD
View
A
Retailer 5
-
$4,359 USD
£3,432 GBP
View
A
Retailer 6
-
$4,615 USD
View
A
Retailer 7
-
$4,842 USD
View
A
Retailer 8
-
$5,090 USD
€4,848 EUR
View
A
Retailer 9
-
$5,144 USD
View
A
Retailer 10
-
$6,154 USD
A$9,468 AUD
View
A
Retailer 11
-
$6,750 USD
ZAR 109,048 ZAR
View
A
Retailer 12
-
$6,927 USD
A$10,657 AUD
View
B+
Retailer 13
-
$8,285 USD
£6,524 GBP
View
B+
Retailer 14
-
$8,809 USD
View
B+
Retailer 15
-
$9,001 USD
View
B+
Retailer 16
-
$10,071 USD
View
B+
Retailer 17
-
$11,452 USD
SGD 15,476 SGD
View
B+
Retailer 18
-
$11,519 USD
A$17,721 AUD
View
B+
Retailer 19
-
$12,544 USD
View
Most Expensive
B
Brilliant Earth
18146459A · Oct 1
$24,830 USD
View
19 more retailers have this diamond
Prices start from $3,282 USDSave up to $21,548 USD

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.

A
4.29ct Round
$3,282 USD