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Oval|Lab Grown|IGI

1.03ct D SI2 Oval Lab Grown Diamond

EX • D/SI2 • IGI LG579366178

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG579366178

Diamond specifications and retailer prices

From €260 EUR
$290 USD
As of October 30, 2026
Save €473 EUR (65%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €732 EUR at MOH London · As of October 29, 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG579366178 or 579366178. Listed at 7 retailers as of October 29, 2026, with prices from €260 to €732, a €473 spread on the same certified stone. MOH London lists it at €732. 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
D
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.4°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG579366178
Dimensions8.07 × 5.84 × 3.59 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.07 mm5.84 mm1.03 ctD / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG579366178
Side View
Table 58.0%Crown 31.4°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 61.5%

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 30
Current: €732 EUR|Low: €247 EUR|High: €1,269 EUR|Avg: €391 EUR|-42.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 7€260 EUR
Retailer 2€266 EUR
Retailer 5€290 EUR
Retailer 3€296 EUR
Retailer 4€430 EUR
Retailer 6€443 EUR
MOH London€732 EUR

41 data points across 7 retailers

7 retailers€260 EUR to €732 EUR

A
Cheapest Retailer
-
€260 EUR
$290 USD
A
Retailer 2
-
€266 EUR
£234 GBP
View
A
Retailer 3
-
€290 EUR
$324 USD
View
A
Retailer 4
-
€296 EUR
£260 GBP
View
B+
Retailer 5
-
€430 EUR
$480 USD
View
B+
Retailer 6
-
€443 EUR
$495 USD
View
Most Expensive
B
MOH London
LG579366178 · Oct 29
€732 EUR
£644 GBP
View
6 more retailers have this diamond
Prices start from €260 EURSave up to €473 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
€260 EUR