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Oval|Lab Grown|IGI

5.03ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG666410512

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG666410512

Diamond specifications and retailer prices

From $9,144 USD
As of October 29, 2026
Save $24,203 USD (73%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $33,347 USD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 5.03ct lab-grown oval diamond

This 5.03ct 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 LG666410512 or 666410512. Listed at 22 retailers as of October 29, 2026, with prices from $9,144 to $33,347, a $24,203 spread on the same certified stone. Taylor and Hart lists it at $33,347. 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

5.03
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG666410512
Dimensions13.57 × 9.58 × 6.17 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.57 mm9.58 mm5.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG666410512
Side View
Table 58.0%Crown 37.7°Girdle: MED-STKPavilion 41°Culet: NoneDepth 64.4%

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 29
Current: $16,931 USD|Low: $9,144 USD|High: $33,347 USD|Avg: $15,438 USD|+38.6%
Retailer 1
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Retailer 3
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Retailer 5
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Retailer 12
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Retailer 19
Taylor and Hart
October 31, 2026
Retailer 4$9,144 USD
Retailer 7$9,357 USD
Retailer 3$9,510 USD
Retailer 5$10,538 USD
Retailer 10$10,607 USD
Retailer 6$10,658 USD
Retailer 14$10,660 USD
Retailer 8$10,798 USD
Retailer 16$10,950 USD
Retailer 2$11,929 USD
Retailer 11$12,654 USD
Retailer 13$12,713 USD
Retailer 9$15,194 USD
Retailer 1$16,931 USD
Retailer 12$17,660 USD
Retailer 18$19,033 USD
Retailer 15$19,401 USD
Retailer 17$21,551 USD
Retailer 19$25,980 USD
Taylor and Hart$33,347 USD

24 data points across 20 retailers

22 retailers$9,144 USD to $33,347 USD

A
Cheapest Retailer
-
$9,144 USD
A
Retailer 2
-
$9,357 USD
View
A
Retailer 3
-
$9,510 USD
View
A
Retailer 4
-
$10,538 USD
View
A
Retailer 5
-
$10,607 USD
View
A
Retailer 6
-
$10,658 USD
View
A
Retailer 7
-
$10,660 USD
View
A
Retailer 8
-
$10,798 USD
View
A
Retailer 9
-
$10,950 USD
£8,622 GBP
View
A
Retailer 10
-
$11,929 USD
View
Retailer 11
-
$12,654 USD
View
Price last confirmed 15 days ago
A
Retailer 12
-
$12,713 USD
£10,010 GBP
View
A
Retailer 13
-
$15,194 USD
£11,964 GBP
View
B+
Retailer 14
-
$16,931 USD
View
Final sale: no returns
B+
Retailer 15
-
$17,660 USD
€16,819 EUR
View
B+
Retailer 16
-
$19,033 USD
£14,987 GBP
View
B+
Retailer 17
-
$19,401 USD
View
B+
Retailer 18
-
$19,973 USD
View
B+
Retailer 19
-
$21,551 USD
ZAR 348,151 ZAR
View
B+
Retailer 20
-
$25,980 USD
View
Retailer 21
-
$30,731 USD
A$47,278 AUD
View
Price last confirmed 23 days ago
Most Expensive
B
Taylor and Hart
XELP882 · Oct 30
$33,347 USD
View
21 more retailers have this diamond
Prices start from $9,144 USDSave up to $24,203 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
5.03ct Oval
$9,144 USD