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Oval|Lab Grown|IGI

1.03ct I SI1 Oval Lab Grown Diamond

ID • I/SI1 • IGI LG440012936

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG440012936

Diamond specifications and retailer prices

From €537 EUR
$600 USD
As of October 31, 2026
Save €3,070 EUR (85%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €3,607 EUR at MOH London · As of October 27, 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 LG440012936 or 440012936. Listed at 10 retailers as of October 27, 2026, with prices from €537 to €3,607, a €3,070 spread on the same certified stone. MOH London lists it at €3,607. 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
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle31.8°
Pavilion angle43.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG440012936
Dimensions7.91 × 5.72 × 3.65 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.91 mm5.72 mm1.03 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG440012936
Side View
Table 59.5%Crown 31.8°Girdle: MED-STKPavilion 43.1°Culet: NoneDepth 63.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €3,607 EUR|Low: €537 EUR|High: €3,650 EUR|Avg: €1,700 EUR|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 2€537 EUR
Retailer 3€916 EUR
Retailer 4€1,062 EUR
Retailer 6€1,217 EUR
Retailer 8€1,523 EUR
Retailer 5€1,694 EUR
Retailer 7€2,220 EUR
MOH London€3,607 EUR

12 data points across 8 retailers

10 retailers€537 EUR to €3,607 EUR

A
Cheapest Retailer
-
€537 EUR
$600 USD
B+
Retailer 2
-
€916 EUR
$1,023 USD
View
B+
Retailer 3
-
€996 EUR
$1,113 USD
View
Retailer 4
-
€1,062 EUR
$1,187 USD
View
Price last confirmed 19 days ago
B+
Retailer 5
-
€1,062 EUR
$1,187 USD
View
B
Retailer 6
-
€1,217 EUR
$1,360 USD
View
B
Retailer 7
-
€1,694 EUR
$1,893 USD
View
B
Retailer 8
-
€1,991 EUR
$2,224 USD
View
B
Retailer 9
-
€2,220 EUR
$2,480 USD
View
Most Expensive
B
MOH London
LG440012936 · Oct 27
€3,607 EUR
£3,173 GBP
View
9 more retailers have this diamond
Prices start from €537 EURSave up to €3,070 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