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Oval|Lab Grown|IGI

1.57ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG755516581

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG755516581

Diamond specifications and retailer prices

From $245 SGD
$192 USD
As of October 29, 2026
Save $1,187 SGD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,432 SGD at MOH London · As of October 29, 2026
View at MOH London

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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG755516581 or 755516581. Listed at 12 retailers as of October 29, 2026, with prices from $245 to $1,432, a $1,187 spread on the same certified stone. MOH London lists it at $1,432. 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
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG755516581
Dimensions9.39 × 6.57 × 4.11 mm
L/W Ratio1.43
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.39 mm6.57 mm1.57 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG755516581
Side View
Table 56.0%Crown 34.3°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.6%

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: $1,432 SGD|Low: $245 SGD|High: $2,659 SGD|Avg: $858 SGD
MOH London
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
Retailer 15
Retailer 16
October 31, 2026
Retailer 11$245 SGD
Retailer 4$285 SGD
Retailer 12$304 SGD
Retailer 15$344 SGD
Retailer 9$391 SGD
Retailer 16$533 SGD
Retailer 10$555 SGD
Retailer 5$615 SGD
Retailer 14$616 SGD
Retailer 13$638 SGD
Retailer 3$979 SGD
Retailer 2$983 SGD
Retailer 8$1,285 SGD
Retailer 6$1,412 SGD
MOH London$1,432 SGD
Retailer 7$2,659 SGD

5 data points across 16 retailers

12 retailers$245 SGD to $1,432 SGD

A
Cheapest Retailer
-
$245 SGD
$192 USD
A
Retailer 2
-
$285 SGD
$223 USD
View
A
Retailer 3
-
$304 SGD
$238 USD
View
A
Retailer 4
-
$344 SGD
HK$2,100 HKD
View
A
Retailer 5
-
$391 SGD
£241 GBP
View
B+
Retailer 6
-
$533 SGD
$417 USD
View
A
Retailer 7
-
$555 SGD
£342 GBP
View
A
Retailer 8
-
$616 SGD
$482 USD
View
A
Retailer 9
-
$638 SGD
$499 USD
View
B+
Retailer 10
-
$979 SGD
$766 USD
View
B
Retailer 11
-
$983 SGD
$769 USD
View
Most Expensive
B
MOH London
LG755516581 · Oct 29
$1,432 SGD
£882 GBP
View
11 more retailers have this diamond
Prices start from $245 SGDSave up to $1,187 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
$245 SGD