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Oval|Lab Grown|IGI

1.55ct E SI1 Oval Lab Grown Diamond

EX • E/SI1 • IGI LG818635537

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG818635537

Diamond specifications and retailer prices

From $252 SGD
$197 USD
As of October 29, 2026
Save $1,216 SGD (83%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,468 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 1.55ct lab-grown oval diamond

This 1.55ct 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 LG818635537 or 818635537. Listed at 8 retailers as of October 29, 2026, with prices from $252 to $1,468, a $1,216 spread on the same certified stone. MOH London lists it at $1,468. 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

1.55
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818635537
Dimensions9.15 × 6.64 × 4.10 mm
L/W Ratio1.38
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.15 mm6.64 mm1.55 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818635537
Side View
Table 58.0%Crown 35.2°Girdle: THN-MEDPavilion 40.7°Culet: NoneDepth 61.7%

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: $1,468 SGD|Low: $242 SGD|High: $1,490 SGD|Avg: $778 SGD|-1.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 5$252 SGD
Retailer 3$291 SGD
Retailer 2$401 SGD
Retailer 6$528 SGD
Retailer 8$739 SGD
Retailer 7$1,004 SGD
Retailer 4$1,007 SGD
Retailer 9$1,278 SGD
MOH London$1,468 SGD

27 data points across 9 retailers

8 retailers$252 SGD to $1,468 SGD

A
Cheapest Retailer
-
$252 SGD
$197 USD
A
Retailer 2
-
$291 SGD
$228 USD
View
A
Retailer 3
-
$401 SGD
£247 GBP
View
B+
Retailer 4
-
$739 SGD
$578 USD
View
B
Retailer 5
-
$1,004 SGD
$785 USD
View
B+
Retailer 6
-
$1,007 SGD
$788 USD
View
Retailer 7
-
$1,278 SGD
View
Price last confirmed 18 days ago
Most Expensive
B
MOH London
LG818635537 · Oct 29
$1,468 SGD
£904 GBP
View
7 more retailers have this diamond
Prices start from $252 SGDSave up to $1,216 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
1.55ct Oval
$252 SGD