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Oval|Lab Grown|IGI

1.50ct E IF Oval Lab Grown Diamond

EX • E/IF • IGI LG818619378

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG818619378

Diamond specifications and retailer prices

From $400 SGD
$313 USD
As of October 29, 2026
Save $2,732 SGD (87%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $3,132 SGD at Brilliant Earth · As of October 30, 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818619378 or 818619378. Listed at 25 retailers as of October 29, 2026, with prices from $400 to $3,132, a $2,732 spread on the same certified stone. Brilliant Earth lists it at $3,132. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818619378
Dimensions9.60 × 6.39 × 3.85 mm
L/W Ratio1.50
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.60 mm6.39 mm1.50 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818619378
Side View
Table 59.0%Crown 36.2°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 60.3%

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: $3,132 SGD|Low: $385 SGD|High: $3,720 SGD|Avg: $1,214 SGD|-15.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 15
Retailer 16
Retailer 17
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Retailer 19
Retailer 20
Retailer 21
Retailer 22
October 30, 2026
Retailer 3$400 SGD
Retailer 11$447 SGD
Retailer 5$464 SGD
Retailer 4$496 SGD
Retailer 7$497 SGD
Retailer 2$513 SGD
Retailer 19$697 SGD
Retailer 10$809 SGD
Retailer 18$853 SGD
Retailer 13$885 SGD
Retailer 16$954 SGD
Retailer 21$973 SGD
Retailer 17$1,158 SGD
Retailer 9$1,291 SGD
Retailer 22$1,456 SGD
Retailer 8$1,597 SGD
Retailer 6$1,655 SGD
Retailer 14$1,909 SGD
Retailer 15$1,929 SGD
Retailer 12$1,988 SGD
Retailer 20$1,994 SGD
Brilliant Earth$3,132 SGD

30 data points across 22 retailers

25 retailers$400 SGD to $3,132 SGD

A
Cheapest Retailer
-
$400 SGD
$313 USD
A
Retailer 2
-
$447 SGD
$350 USD
View
Final sale: no returns
A
Retailer 3
-
$464 SGD
$363 USD
View
A
Retailer 4
-
$496 SGD
$388 USD
View
A
Retailer 5
-
$497 SGD
$389 USD
View
A
Retailer 6
-
$513 SGD
£316 GBP
View
A
Retailer 7
-
$697 SGD
$545 USD
View
A
Retailer 8
-
$809 SGD
$633 USD
View
A
Retailer 9
-
$853 SGD
ZAR 10,784 ZAR
View
A
Retailer 10
-
$885 SGD
£545 GBP
View
A
Retailer 11
-
$954 SGD
A$1,148 AUD
View
A
Retailer 12
-
$1,158 SGD
A$1,393 AUD
View
B+
Retailer 13
-
$1,291 SGD
$1,010 USD
View
Retailer 14
-
$1,333 SGD
$1,043 USD
View
Price last confirmed 16 days ago
Retailer 15
-
$1,452 SGD
A$1,748 AUD
View
Price last confirmed 77 days ago
B+
Retailer 16
-
$1,456 SGD
$1,139 USD
View
B+
Retailer 17
-
$1,597 SGD
$1,249 USD
View
B+
Retailer 18
-
$1,655 SGD
$1,295 USD
View
B+
Retailer 19
-
$1,859 SGD
View
B+
Retailer 20
-
$1,909 SGD
$1,493 USD
View
B
Retailer 21
-
$1,929 SGD
£1,188 GBP
View
B
Retailer 22
-
$1,988 SGD
$1,555 USD
View
B+
Retailer 23
-
$1,994 SGD
£1,228 GBP
View
Retailer 24
-
$2,700 SGD
$2,112 USD
View
Price last confirmed 60 days ago
Most Expensive
B
Brilliant Earth
20968929A · Oct 30
$3,132 SGD
$2,450 USD
View
24 more retailers have this diamond
Prices start from $400 SGDSave up to $2,732 SGD

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
$400 SGD