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Oval|Lab Grown|IGI

5.45ct G SI1 Oval Lab Grown Diamond

ID • G/SI1 • IGI LG615380118

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG615380118

Diamond specifications and retailer prices

From $651 USD
As of October 29, 2026
Save $5,129 USD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $5,780 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 5.45ct lab-grown oval diamond

This 5.45ct lab-grown oval sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG615380118 or 615380118. Listed at 11 retailers as of October 29, 2026, with prices from $651 to $5,780, a $5,129 spread on the same certified stone. Do Amore Diamonds lists it at $5,780. 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

5.45
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG615380118
Dimensions14.01 × 9.81 × 6.12 mm
L/W Ratio1.43
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
14.01 mm9.81 mm5.45 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG615380118
Side View
Table 60.0%Crown 35.4°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.4%

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: $5,780 USD|Low: $651 USD|High: $55,320 USD|Avg: $5,349 USD|-89.6%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 8$651 USD
Retailer 4$701 USD
Retailer 2$948 USD
Retailer 11$1,233 USD
Retailer 6$1,235 USD
Retailer 7$1,930 USD
Retailer 3$2,238 USD
Retailer 9$2,345 USD
Retailer 10$3,293 USD
Retailer 5$3,670 USD
Do Amore Diamonds$5,780 USD

25 data points across 11 retailers

11 retailers$651 USD to $5,780 USD

A
Cheapest Retailer
-
$651 USD
A
Retailer 2
-
$701 USD
View
A
Retailer 3
-
$948 USD
£746 GBP
View
B+
Retailer 4
-
$1,233 USD
View
B+
Retailer 5
-
$1,235 USD
View
B+
Retailer 6
-
$1,930 USD
View
B
Retailer 7
-
$2,238 USD
View
B
Retailer 8
-
$2,345 USD
View
B
Retailer 9
-
$3,293 USD
£2,593 GBP
View
B
Retailer 10
-
$3,670 USD
View
Most Expensive
B
Do Amore Diamonds
27-73B65D849 · Oct 31
$5,780 USD
View
10 more retailers have this diamond
Prices start from $651 USDSave up to $5,129 USD

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
5.45ct Oval
$651 USD