Oval|Lab Grown|IGI

5.56ct G SI2 Oval Lab Grown Diamond

ID • G/SI2 • IGI LG634488851

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG634488851

Diamond specifications and retailer prices

From $830 USD
As of October 28, 2026
Save $3,796 USD (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,626 USD at The Diamond Guys · As of October 30, 2026
View at The Diamond Guys

About this 5.56ct lab-grown oval diamond

This 5.56ct lab-grown oval sits in the over five carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG634488851 or 634488851. Listed at 13 retailers as of October 28, 2026, with prices from $830 to $4,626, a $3,796 spread on the same certified stone. The Diamond Guys lists it at $4,626. 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

5.56
Carat
G
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG634488851
Dimensions14.71 × 9.92 × 6.19 mm
L/W Ratio1.48
Girdle conditionFaceted
Culet sizePointed
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
14.71 mm9.92 mm5.56 ctG / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG634488851
Side View
Table 60.0%Crown 35.2°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.4%

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 28
Current: $3,250 USD|Low: $763 USD|High: $6,920 USD|Avg: $2,560 USD|-53.0%
Retailer 1
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
The Diamond Guys
October 30, 2026
Retailer 15$830 USD
Retailer 4$885 USD
Retailer 12$1,113 USD
Retailer 8$1,242 USD
Retailer 16$1,358 USD
Retailer 14$1,398 USD
Retailer 5$1,639 USD
Retailer 10$1,785 USD
Retailer 11$2,068 USD
Retailer 17$2,104 USD
Retailer 2$2,580 USD
Retailer 7$2,667 USD
Retailer 3$2,746 USD
Retailer 1$3,250 USD
Retailer 6$3,359 USD
Retailer 13$3,680 USD
The Diamond Guys$4,626 USD
Retailer 9$5,919 USD

10 data points across 18 retailers

13 retailers$830 USD to $4,626 USD

A
Cheapest Retailer
-
$830 USD
A
Retailer 2
-
$885 USD
View
B+
Retailer 3
-
$1,113 USD
View
B+
Retailer 4
-
$1,358 USD
View
B+
Retailer 5
-
$1,398 USD
View
B
Retailer 6
-
$1,785 USD
£1,406 GBP
View
B
Retailer 7
-
$2,068 USD
£1,628 GBP
View
B
Retailer 8
-
$2,104 USD
View
B
Retailer 9
-
$2,580 USD
View
B
Retailer 10
-
$2,746 USD
View
B
Retailer 11
-
$3,250 USD
View
B
Retailer 12
-
$3,680 USD
£2,898 GBP
View
Most Expensive
B
The Diamond Guys
1995216777 · Oct 30
$4,626 USD
View
12 more retailers have this diamond
Prices start from $830 USDSave up to $3,796 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
5.56ct Oval
$830 USD