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Oval|Lab Grown|IGI

1.50ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG677520853

Certificate IGI LG677520853

Diamond specifications and retailer prices

From $268 USD
Save $3,312 USD (93%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $3,580 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 LG677520853 or 677520853. Listed at 27 retailers, with prices from $268 to $3,580 at Brilliant Earth, a $3,312 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 angle33°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677520853
Dimensions9.45 × 6.41 × 4.03 mm
L/W Ratio1.47
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
9.45 mm6.41 mm1.50 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677520853
Side View
Table 61.0%Crown 33°Girdle: MediumPavilion 41.5°Culet: NoneDepth 62.9%

Caratlytics Score

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

Price History

Last verified: Sep 28
Current: $3,580 USD|Low: $213 USD|High: $4,920 USD|Avg: $1,203 USD|-27.2%
Brilliant Earth
Retailer 2
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Retailer 23
September 30, 2026
Retailer 13$319 USD
Retailer 7$328 USD
Retailer 2$426 USD
Retailer 10$490 USD
Retailer 17$499 USD
Retailer 3$590 USD
Retailer 5$594 USD
Retailer 23$624 USD
Retailer 18$643 USD
Retailer 6$773 USD
Retailer 9$825 USD
Retailer 22$853 USD
Retailer 8$933 USD
Retailer 15$1,326 USD
Retailer 16$1,346 USD
Retailer 12$1,399 USD
Retailer 14$1,409 USD
Retailer 4$1,442 USD
Retailer 20$1,490 USD
Retailer 19$1,845 USD
Retailer 11$2,380 USD
Retailer 21$2,415 USD
Brilliant Earth$3,580 USD

38 data points across 23 retailers

27 retailers$268 USD to $3,580 USD

A
Cheapest Retailer
-
$268 USD
A
Retailer 2
-
$311 USD
View
A
Retailer 3
-
$319 USD
View
A
Retailer 4
-
$328 USD
View
B+
Retailer 5
-
$426 USD
View
A
Retailer 6
-
$490 USD
View
A
Retailer 7
-
$499 USD
HK$3,900 HKD
View
A
Retailer 8
-
$590 USD
€562 EUR
View
A
Retailer 9
-
$594 USD
View
A
Retailer 10
-
$624 USD
ZAR 10,076 ZAR
View
A
Retailer 11
-
$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
-
$773 USD
View
A
Retailer 14
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$825 USD
View
A
Retailer 15
-
$853 USD
A$1,312 AUD
View
A
Retailer 16
-
$933 USD
View
B+
Retailer 17
-
$1,181 USD
View
B+
Retailer 18
-
$1,326 USD
£1,044 GBP
View
Price last confirmed 22 days ago
B+
Retailer 19
-
$1,346 USD
View
B+
Retailer 20
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$1,399 USD
View
B+
Retailer 21
-
$1,409 USD
View
B+
Retailer 22
-
$1,442 USD
SGD 1,949 SGD
View
B+
Retailer 23
-
$1,490 USD
£1,173 GBP
View
B
Retailer 24
-
$1,845 USD
A$2,838 AUD
View
B
Retailer 25
-
$2,380 USD
View
B
Retailer 26
-
$2,415 USD
View
Most Expensive
B
Brilliant Earth
13509754Y · Sep 29
$3,580 USD
View
26 more retailers have this diamond
Prices start from $268 USDSave up to $3,312 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
$268 USD