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Oval|Lab Grown|IGI

5.09ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG754508827

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG754508827

Diamond specifications and retailer prices

From $7,170 USD
As of October 28, 2026
Save $33,500 USD (82%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: $40,670 USD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 5.09ct lab-grown oval diamond

This 5.09ct lab-grown oval 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 LG754508827 or 754508827. Listed at 30 retailers as of October 28, 2026, with prices from $7,170 to $40,670, a $33,500 spread on the same certified stone. Do Amore Diamonds lists it at $40,670. 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

5.09
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508827
Dimensions14.28 × 9.68 × 5.91 mm
L/W Ratio1.48
Girdle conditionFaceted
Culet sizePointed
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
14.28 mm9.68 mm5.09 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508827
Side View
Table 60.0%Crown 33.2°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.1%

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: Oct 28
Current: $40,670 USD|Low: $7,050 USD|High: $47,510 USD|Avg: $17,735 USD|-14.4%
Do Amore Diamonds
Retailer 2
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Retailer 23
October 30, 2026
Retailer 15$7,170 USD
Retailer 17$7,506 USD
Retailer 10$7,555 USD
Retailer 23$7,560 USD
Retailer 19$7,740 USD
Retailer 7$8,843 USD
Retailer 4$9,126 USD
Retailer 11$9,579 USD
Retailer 9$9,813 USD
Retailer 13$10,269 USD
Retailer 20$11,948 USD
Retailer 22$13,809 USD
Retailer 12$15,665 USD
Retailer 21$16,472 USD
Retailer 18$16,953 USD
Retailer 5$17,610 USD
Retailer 14$20,283 USD
Retailer 2$20,806 USD
Retailer 8$25,755 USD
Retailer 6$28,237 USD
Retailer 3$31,065 USD
Retailer 16$31,818 USD
Do Amore Diamonds$40,670 USD

27 data points across 23 retailers

30 retailers$7,170 USD to $40,670 USD

A
Cheapest Retailer
-
$7,170 USD
A
Retailer 2
-
$7,506 USD
View
A
Retailer 3
-
$7,555 USD
View
A
Retailer 4
-
$7,560 USD
View
A
Retailer 5
-
$7,740 USD
View
Retailer 6
-
$8,832 USD
View
Price last confirmed 19 days ago
A
Retailer 7
-
$8,843 USD
View
Final sale: no returns
A
Retailer 8
-
$9,126 USD
HK$71,300 HKD
View
A
Retailer 9
-
$9,579 USD
View
A
Retailer 10
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$9,813 USD
View
A
Retailer 11
-
$10,269 USD
£8,086 GBP
View
Retailer 12
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$10,685 USD
View
Price last confirmed 31 days ago
Retailer 13
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$10,963 USD
View
Price last confirmed 20 days ago
Retailer 14
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$11,113 USD
View
Price last confirmed 34 days ago
Retailer 15
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$11,712 USD
View
Price last confirmed 27 days ago
A
Retailer 16
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$11,948 USD
£9,408 GBP
View
Retailer 17
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$12,224 USD
View
Price last confirmed 30 days ago
Retailer 18
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$12,822 USD
View
Price last confirmed 29 days ago
A
Retailer 19
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$13,809 USD
View
A
Retailer 20
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$15,665 USD
€14,919 EUR
View
B+
Retailer 21
-
$16,472 USD
£12,970 GBP
View
B+
Retailer 22
-
$16,953 USD
ZAR 273,881 ZAR
View
B+
Retailer 23
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$17,610 USD
View
Retailer 24
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$20,283 USD
A$31,205 AUD
View
Price last confirmed 7 days ago
B+
Retailer 25
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$20,806 USD
View
B+
Retailer 26
-
$25,755 USD
View
B+
Retailer 27
-
$28,237 USD
View
B+
Retailer 28
-
$31,065 USD
SGD 41,980 SGD
View
Retailer 29
-
$31,818 USD
A$48,950 AUD
View
Price last confirmed 21 days ago
Most Expensive
B
Do Amore Diamonds
27-F84C9E827 · Oct 30
$40,670 USD
View
29 more retailers have this diamond
Prices start from $7,170 USDSave up to $33,500 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. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
5.09ct Oval
$7,170 USD