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Oval|Lab Grown|IGI

1.57ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG839603313

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG839603313

Diamond specifications and retailer prices

From $297 SGD
$232 USD
As of October 29, 2026
Save $1,237 SGD (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,534 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.57ct lab-grown oval diamond

This 1.57ct 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 LG839603313 or 839603313. Listed at 10 retailers as of October 29, 2026, with prices from $297 to $1,534, a $1,237 spread on the same certified stone. Brilliant Earth lists it at $1,534. 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

1.57
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.9°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839603313
Dimensions9.68 × 6.64 × 4.04 mm
L/W Ratio1.46
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.68 mm6.64 mm1.57 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839603313
Side View
Table 58.0%Crown 31.9°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 60.8%

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: $1,534 SGD|Low: $285 SGD|High: $1,572 SGD|Avg: $880 SGD|-2.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 5$297 SGD
Retailer 9$344 SGD
Retailer 4$409 SGD
Retailer 7$621 SGD
Retailer 10$702 SGD
Retailer 6$1,174 SGD
Retailer 8$1,181 SGD
Retailer 3$1,189 SGD
Retailer 2$1,481 SGD
Brilliant Earth$1,534 SGD

16 data points across 10 retailers

10 retailers$297 SGD to $1,534 SGD

A
Cheapest Retailer
-
$297 SGD
$232 USD
A
Retailer 2
-
$344 SGD
$269 USD
View
A
Retailer 3
-
$409 SGD
HK$2,500 HKD
View
B+
Retailer 4
-
$621 SGD
$486 USD
View
B+
Retailer 5
-
$702 SGD
$549 USD
View
B
Retailer 6
-
$1,174 SGD
View
B
Retailer 7
-
$1,181 SGD
$924 USD
View
Retailer 8
-
$1,189 SGD
$930 USD
View
Price last confirmed 12 days ago
B
Retailer 9
-
$1,481 SGD
£912 GBP
View
Most Expensive
B
Brilliant Earth
21471937A · Oct 29
$1,534 SGD
$1,200 USD
View
9 more retailers have this diamond
Prices start from $297 SGDSave up to $1,237 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
1.57ct Oval
$297 SGD