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Oval|Lab Grown|IGI

1.50ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG689568509

Certificate IGI LG689568509

Diamond specifications and retailer prices

From $296 USD
Save $4,644 USD (94%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $4,940 USD at Brilliant Earth
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 LG689568509 or 689568509. Listed at 27 retailers, with prices from $296 to $4,940 at Brilliant Earth, a $4,644 spread on the same certified stone. 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 angle35.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689568509
Dimensions9.35 × 6.43 × 4.00 mm
L/W Ratio1.45
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
9.35 mm6.43 mm1.50 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689568509
Side View
Table 59.0%Crown 35.3°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.2%

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 28
Current: $1,490 USD|Low: $235 USD|High: $2,430 USD|Avg: $947 USD|+1.2%
Retailer 1
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Retailer 25
October 1, 2026
Retailer 9$296 USD
Retailer 23$330 USD
Retailer 5$344 USD
Retailer 14$363 USD
Retailer 12$392 USD
Retailer 21$422 USD
Retailer 20$426 USD
Retailer 4$590 USD
Retailer 2$624 USD
Retailer 7$626 USD
Retailer 22$643 USD
Retailer 8$700 USD
Retailer 16$825 USD
Retailer 25$853 USD
Retailer 11$996 USD
Retailer 15$1,030 USD
Retailer 3$1,181 USD
Retailer 18$1,229 USD
Retailer 6$1,239 USD
Retailer 1$1,490 USD
Retailer 17$1,501 USD
Retailer 10$1,545 USD
Retailer 13$1,592 USD
Retailer 19$1,866 USD
Retailer 24$2,430 USD

40 data points across 25 retailers

27 retailers$296 USD to $4,940 USD

A
Cheapest Retailer
-
$296 USD
A
Retailer 2
-
$330 USD
View
A
Retailer 3
-
$344 USD
View
A
Retailer 4
-
$363 USD
View
A
Retailer 5
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$392 USD
£309 GBP
View
A
Retailer 6
-
$422 USD
HK$3,300 HKD
View
B+
Retailer 7
-
$426 USD
View
A
Retailer 8
-
$590 USD
€562 EUR
View
A
Retailer 9
-
$624 USD
ZAR 10,076 ZAR
View
A
Retailer 10
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$626 USD
View
A
Retailer 11
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$631 USD
£497 GBP
View
Price last confirmed 21 days ago
A
Retailer 12
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$644 USD
£507 GBP
View
A
Retailer 13
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$700 USD
View
A
Retailer 14
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$825 USD
View
A
Retailer 15
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$853 USD
A$1,312 AUD
View
A
Retailer 16
-
$996 USD
View
B+
Retailer 17
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$1,030 USD
View
B+
Retailer 18
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$1,181 USD
View
B+
Retailer 19
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$1,229 USD
View
B+
Retailer 20
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$1,239 USD
SGD 1,674 SGD
View
B+
Retailer 21
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$1,490 USD
£1,173 GBP
View
B+
Retailer 22
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$1,501 USD
View
B+
Retailer 23
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$1,545 USD
View
B+
Retailer 24
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$1,624 USD
View
B
Retailer 25
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$1,866 USD
A$2,871 AUD
View
B
Retailer 26
-
$2,430 USD
View
Most Expensive
B
Brilliant Earth
13883361A · Oct 1
$4,940 USD
View
26 more retailers have this diamond
Prices start from $296 USDSave up to $4,644 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
1.50ct Oval
$296 USD