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Oval|Lab Grown|IGI

1.50ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG743550614

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG743550614

Diamond specifications and retailer prices

From $311 USD
As of October 29, 2026
Save $3,409 USD (92%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: $3,720 USD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 1.5ct lab-grown oval diamond

This 1.5ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG743550614 or 743550614. Listed at 31 retailers as of October 26, 2026, with prices from $311 to $3,720, a $3,409 spread on the same certified stone. Brilliant Earth lists it at $3,720. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743550614
Dimensions9.32 × 6.55 × 3.96 mm
L/W Ratio1.42
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
9.32 mm6.55 mm1.50 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743550614
Side View
Table 61.0%Crown 33.5°Girdle: MED-STKPavilion 40°Culet: NoneDepth 60.5%

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 29
Current: $3,720 USD|Low: $311 USD|High: $3,840 USD|Avg: $1,118 USD|-3.1%
Brilliant Earth
Retailer 2
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Retailer 22
October 29, 2026
Retailer 13$311 USD
Retailer 11$410 USD
Retailer 4$490 USD
Retailer 18$490 USD
Retailer 20$570 USD
Retailer 17$594 USD
Retailer 8$606 USD
Retailer 2$609 USD
Retailer 9$701 USD
Retailer 10$772 USD
Retailer 16$803 USD
Retailer 5$990 USD
Retailer 22$1,061 USD
Retailer 12$1,161 USD
Retailer 14$1,168 USD
Retailer 7$1,329 USD
Retailer 19$1,387 USD
Retailer 6$1,445 USD
Retailer 15$1,521 USD
Retailer 3$1,866 USD
Retailer 21$2,390 USD
Brilliant Earth$3,720 USD

36 data points across 22 retailers

31 retailers$311 USD to $3,720 USD

A
Retailer 1
-
$296 USD
Price last confirmed 30 days ago
A
Retailer 2
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$311 USD
View
Final sale: no returns
A
Retailer 3
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$323 USD
View
Price last confirmed 15 days ago
A
Retailer 4
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$344 USD
View
Price last confirmed 34 days ago
A
Retailer 5
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$346 USD
View
A
Retailer 6
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$346 USD
View
Price last confirmed 19 days ago
A
Retailer 7
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$346 USD
View
Price last confirmed 26 days ago
A
Retailer 8
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$363 USD
View
Price last confirmed 29 days ago
A
Retailer 9
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$410 USD
HK$3,200 HKD
View
A
Retailer 10
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$490 USD
View
A
Retailer 11
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$490 USD
View
A
Retailer 12
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$570 USD
€543 EUR
View
A
Retailer 13
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$594 USD
ZAR 9,591 ZAR
View
A
Retailer 14
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$606 USD
View
A
Retailer 15
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$609 USD
£479 GBP
View
A
Retailer 16
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$701 USD
A$1,078 AUD
View
A
Retailer 17
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$772 USD
View
A
Retailer 18
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$803 USD
A$1,236 AUD
View
B+
Retailer 19
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$990 USD
View
B+
Retailer 20
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$1,061 USD
View
B+
Retailer 21
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$1,111 USD
View
Price last confirmed 19 days ago
B+
Retailer 22
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$1,161 USD
View
B+
Retailer 23
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$1,168 USD
SGD 1,579 SGD
View
B+
Retailer 24
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$1,181 USD
View
Price last confirmed 29 days ago
B+
Retailer 25
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$1,329 USD
View
B+
Retailer 26
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$1,387 USD
£1,092 GBP
View
B+
Retailer 27
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$1,445 USD
View
B+
Retailer 28
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$1,521 USD
View
B+
Retailer 29
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$1,866 USD
A$2,871 AUD
View
Price last confirmed 21 days ago
B
Retailer 30
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$2,390 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
16656035A · Oct 26
$3,720 USD
View
30 more retailers have this diamond
Prices start from $311 USDSave up to $3,409 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
1.50ct Oval
$311 USD