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Oval|Lab Grown|IGI

3.00ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG821666557

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG821666557

Diamond specifications and retailer prices

From $528 SGD
$413 USD
As of October 29, 2026
Save $1,890 SGD (78%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,417 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 3ct lab-grown oval diamond

This 3ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG821666557 or 821666557. Listed at 16 retailers as of October 29, 2026, with prices from $528 to $2,417, a $1,890 spread on the same certified stone. MOH London lists it at $2,417. 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

3.00
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821666557
Dimensions11.63 × 8.05 × 5.04 mm
L/W Ratio1.44
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.63 mm8.05 mm3.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821666557
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.6%

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: $2,417 SGD|Low: $506 SGD|High: $2,434 SGD|Avg: $1,140 SGD|-0.5%
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
October 30, 2026
Retailer 10$528 SGD
Retailer 4$591 SGD
Retailer 12$591 SGD
Retailer 6$655 SGD
Retailer 13$655 SGD
Retailer 8$806 SGD
Retailer 7$844 SGD
Retailer 14$1,033 SGD
Retailer 5$1,039 SGD
Retailer 2$1,077 SGD
Retailer 9$1,836 SGD
Retailer 3$2,104 SGD
Retailer 11$2,395 SGD
MOH London$2,417 SGD

41 data points across 14 retailers

16 retailers$528 SGD to $2,417 SGD

A
Cheapest Retailer
-
$528 SGD
$413 USD
A
Retailer 2
-
$591 SGD
$462 USD
View
A
Retailer 3
-
$591 SGD
$462 USD
View
Final sale: no returns
A
Retailer 4
-
$655 SGD
$512 USD
View
A
Retailer 5
-
$655 SGD
$512 USD
View
Retailer 6
-
$806 SGD
£496 GBP
View
Price last confirmed 14 days ago
A
Retailer 7
-
$844 SGD
$660 USD
View
B+
Retailer 8
-
$1,033 SGD
$808 USD
View
A
Retailer 9
-
$1,039 SGD
$813 USD
View
A
Retailer 10
-
$1,077 SGD
£663 GBP
View
B+
Retailer 11
-
$1,263 SGD
$988 USD
View
B
Retailer 12
-
$1,836 SGD
$1,436 USD
View
B+
Retailer 13
-
$2,104 SGD
$1,646 USD
View
B+
Retailer 14
-
$2,148 SGD
$1,680 USD
View
B
Retailer 15
-
$2,395 SGD
$1,873 USD
View
Most Expensive
B
MOH London
LG821666557 · Oct 29
$2,417 SGD
£1,489 GBP
View
15 more retailers have this diamond
Prices start from $528 SGDSave up to $1,890 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
3.00ct Oval
$528 SGD