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Oval|Lab Grown|IGI

4.51ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG647476972

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG647476972

Diamond specifications and retailer prices

From $837 SGD
$655 USD
As of October 29, 2026
Save $6,590 SGD (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $7,428 SGD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 4.51ct lab-grown oval diamond

This 4.51ct 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 LG647476972 or 647476972. Listed at 14 retailers as of October 29, 2026, with prices from $837 to $7,428, a $6,590 spread on the same certified stone. Do Amore Diamonds lists it at $7,428. 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

4.51
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG647476972
Dimensions13.71 × 9.18 × 5.77 mm
L/W Ratio1.49
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.71 mm9.18 mm4.51 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG647476972
Side View
Table 60.0%Crown 36°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.9%

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: $7,428 SGD|Low: $837 SGD|High: $8,054 SGD|Avg: $3,067 SGD|-7.8%
Do Amore Diamonds
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
Retailer 17
October 29, 2026
Retailer 17$837 SGD
Retailer 13$910 SGD
Retailer 11$1,125 SGD
Retailer 12$1,342 SGD
Retailer 7$1,418 SGD
Retailer 8$1,536 SGD
Retailer 5$1,584 SGD
Retailer 14$1,864 SGD
Retailer 10$2,375 SGD
Retailer 15$2,479 SGD
Retailer 4$3,012 SGD
Retailer 16$3,866 SGD
Retailer 3$4,206 SGD
Retailer 2$4,229 SGD
Retailer 6$4,832 SGD
Do Amore Diamonds$7,428 SGD
Retailer 9$7,596 SGD

24 data points across 17 retailers

14 retailers$837 SGD to $7,428 SGD

A
Cheapest Retailer
-
$837 SGD
$655 USD
A
Retailer 2
-
$910 SGD
$712 USD
View
A
Retailer 3
-
$1,125 SGD
$880 USD
View
A
Retailer 4
-
$1,342 SGD
HK$8,200 HKD
View
B+
Retailer 5
-
$1,584 SGD
$1,239 USD
View
B+
Retailer 6
-
$1,864 SGD
$1,458 USD
View
B+
Retailer 7
-
$2,375 SGD
A$2,858 AUD
View
B+
Retailer 8
-
$2,479 SGD
$1,939 USD
View
B
Retailer 9
-
$3,012 SGD
$2,356 USD
View
B
Retailer 10
-
$3,866 SGD
View
Retailer 11
-
$4,206 SGD
$3,290 USD
View
Price last confirmed 9 days ago
B
Retailer 12
-
$4,229 SGD
£2,605 GBP
View
B
Retailer 13
-
$4,832 SGD
$3,780 USD
View
Most Expensive
B
Do Amore Diamonds
27-AD6FE5D17 · Oct 30
$7,428 SGD
$5,810 USD
View
13 more retailers have this diamond
Prices start from $837 SGDSave up to $6,590 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
4.51ct Oval
$837 SGD