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Oval|Lab Grown|IGI

1.03ct I SI1 Oval Lab Grown Diamond

ID • I/SI1 • IGI LG497158280

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG497158280

Diamond specifications and retailer prices

From €537 EUR
As of November 6, 2026
Save €3,057 EUR (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €3,594 EUR at MOH London · As of November 5, 2026
View at MOH London

About this 1.03ct lab-grown oval diamond

This 1.03ct lab-grown oval sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG497158280 or 497158280. Listed at 11 retailers as of November 5, 2026, with prices from €537 to €3,594, a €3,057 spread on the same certified stone. MOH London lists it at €3,594. 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

1.03
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG497158280
Dimensions8.01 × 5.66 × 3.53 mm
L/W Ratio1.42
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
8.01 mm5.66 mm1.03 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG497158280
Side View
Table 55.0%Crown 36.1°Girdle: MED-STKPavilion 40.3°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: Nov 6
Current: €3,594 EUR|Low: €537 EUR|High: €3,652 EUR|Avg: €1,748 EUR|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 2€537 EUR
Retailer 3€916 EUR
Retailer 6€1,026 EUR
Retailer 4€1,063 EUR
Retailer 7€1,218 EUR
Retailer 9€1,524 EUR
Retailer 5€1,695 EUR
Retailer 8€2,221 EUR
Retailer 10€3,043 EUR
MOH London€3,594 EUR

14 data points across 10 retailers

11 retailers€537 EUR to €3,594 EUR

A
Cheapest Retailer
-
€537 EUR
B+
Retailer 2
-
€916 EUR
View
B+
Retailer 3
-
€997 EUR
View
B+
Retailer 4
-
€1,026 EUR
View
Final sale: no returns
B+
Retailer 5
-
€1,063 EUR
View
Retailer 6
-
€1,063 EUR
View
Price last confirmed 25 days ago
B
Retailer 7
-
€1,218 EUR
View
B
Retailer 8
-
€1,695 EUR
View
B
Retailer 9
-
€1,992 EUR
View
B
Retailer 10
-
€2,221 EUR
View
Most Expensive
B
MOH London
LG497158280 · Nov 5
€3,594 EUR
£3,160 GBP
View
10 more retailers have this diamond
Prices start from €537 EURSave up to €3,057 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
1.03ct Oval
€537 EUR