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Oval|Lab Grown|IGI

1.13ct G SI1 Oval Lab Grown Diamond

ID • G/SI1 • IGI LG508156227

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG508156227

Diamond specifications and retailer prices

From €519 EUR
As of November 6, 2026
Save €1,275 EUR (71%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €1,975 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.13ct lab-grown oval diamond

This 1.13ct lab-grown oval sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG508156227 or 508156227. Listed at 11 retailers as of November 4, 2026, with a 245% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.13
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle42.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG508156227
Dimensions8.45 × 5.69 × 3.71 mm
L/W Ratio1.49
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
8.45 mm5.69 mm1.13 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG508156227
Side View
Table 62.0%Crown 35.1°Girdle: MED-THKPavilion 42.3°Culet: NoneDepth 65.2%

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: Nov 6
Current: €2,951 EUR|Low: €519 EUR|High: €2,998 EUR|Avg: €1,236 EUR|-0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 3€519 EUR
Retailer 5€605 EUR
Retailer 6€702 EUR
Retailer 8€860 EUR
Retailer 2€1,112 EUR
Retailer 7€1,144 EUR
Retailer 4€1,794 EUR
Retailer 1€2,951 EUR

43 data points across 8 retailers

11 retailers€519 EUR to €1,794 EUR

A
Cheapest Retailer
-
€519 EUR
B+
Retailer 2
-
€605 EUR
View
B
Retailer 3
-
€659 EUR
View
Retailer 4
-
€702 EUR
View
Price last confirmed 21 days ago
B+
Retailer 5
-
€702 EUR
View
B
Retailer 6
-
€860 EUR
View
B
Retailer 7
-
€1,112 EUR
View
B
Retailer 8
-
€1,144 EUR
View
B
Retailer 9
-
€1,794 EUR
View
Most Expensive
NZ Jewellers
095eaf92-229d-453b-bc88-4ba72cdee0a6 · Nov 5
€1,975 EUR
$2,205 USD
View
Price under review
9 more retailers have this diamond
Prices start from €519 EURSave up to €1,275 EUR

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
1.13ct Oval
€519 EUR