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Oval|Lab Grown|IGI

1.50ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG803656273

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG803656273

Diamond specifications and retailer prices

From $285 SGD
$223 USD
As of October 29, 2026
Save $1,336 SGD (82%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,621 SGD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG803656273 or 803656273. Listed at 15 retailers as of October 29, 2026, with prices from $285 to $1,621, a $1,336 spread on the same certified stone. Reve Diamonds lists it at $1,621. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.50
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803656273
Dimensions8.86 × 6.37 × 4.10 mm
L/W Ratio1.39
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
8.86 mm6.37 mm1.50 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803656273
Side View
Table 58.0%Crown 36.3°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 64.4%

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: $1,138 SGD|Low: $268 SGD|High: $1,621 SGD|Avg: $766 SGD|+4.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Reve Diamonds
October 31, 2026
Retailer 13$285 SGD
Retailer 7$331 SGD
Retailer 4$344 SGD
Retailer 5$344 SGD
Retailer 11$377 SGD
Retailer 3$564 SGD
Retailer 10$605 SGD
Retailer 9$633 SGD
Retailer 12$660 SGD
Retailer 8$949 SGD
Retailer 1$1,138 SGD
Retailer 14$1,206 SGD
Retailer 2$1,383 SGD
Retailer 6$1,483 SGD
Reve Diamonds$1,621 SGD

38 data points across 15 retailers

15 retailers$285 SGD to $1,621 SGD

A
Cheapest Retailer
-
$285 SGD
$223 USD
A
Retailer 2
-
$331 SGD
$259 USD
View
A
Retailer 3
-
$344 SGD
$269 USD
View
A
Retailer 4
-
$344 SGD
$269 USD
View
A
Retailer 5
-
$377 SGD
$295 USD
View
Final sale: no returns
A
Retailer 6
-
$564 SGD
€420 EUR
View
A
Retailer 7
-
$605 SGD
$473 USD
View
A
Retailer 8
-
$633 SGD
$495 USD
View
A
Retailer 9
-
$660 SGD
£406 GBP
View
B
Retailer 10
-
$949 SGD
$742 USD
View
B
Retailer 11
-
$1,138 SGD
$890 USD
View
B
Retailer 12
-
$1,206 SGD
$943 USD
View
B
Retailer 13
-
$1,383 SGD
£852 GBP
View
B
Retailer 14
-
$1,483 SGD
$1,160 USD
View
Most Expensive
B
Reve Diamonds
0CA528506 · Oct 30
$1,621 SGD
$1,268 USD
View
14 more retailers have this diamond
Prices start from $285 SGDSave up to $1,336 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
$285 SGD