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Round|Lab Grown|IGI

0.90ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG455035501

Shape and cutting style on the report: Round brilliant

Certificate IGI LG455035501

Diamond specifications and retailer prices

From €341 EUR
$381 USD
As of October 29, 2026
Save €1,322 EUR (79%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €1,663 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 0.9ct lab-grown round diamond

This 0.9ct lab-grown round sits in the just-under-one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG455035501 or 455035501. Listed at 10 retailers as of October 29, 2026, with prices from €341 to €1,663, a €1,322 spread on the same certified stone. MOH London lists it at €1,663. 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

0.90
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.3°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG455035501
Dimensions6.05 × 6.12 × 3.85 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
6.05 mm6.12 mm0.90 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG455035501
Side View
Table 60.5%Crown 36.3°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 63.2%

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 29
Current: €1,663 EUR|Low: €341 EUR|High: €1,701 EUR|Avg: €879 EUR|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 4€341 EUR
Retailer 7€382 EUR
Retailer 5€423 EUR
Retailer 2€465 EUR
Retailer 6€674 EUR
Retailer 9€769 EUR
Retailer 8€815 EUR
Retailer 3€1,188 EUR
MOH London€1,663 EUR
Retailer 10€1,701 EUR

17 data points across 10 retailers

10 retailers€341 EUR to €1,663 EUR

A
Cheapest Retailer
-
€341 EUR
$381 USD
A
Retailer 2
-
€382 EUR
$427 USD
View
Final sale: no returns
A
Retailer 3
-
€382 EUR
$427 USD
View
A
Retailer 4
-
€423 EUR
$473 USD
View
A
Retailer 5
-
€423 EUR
$473 USD
View
A
Retailer 6
-
€465 EUR
$520 USD
View
B+
Retailer 7
-
€674 EUR
$753 USD
View
B+
Retailer 8
-
€1,188 EUR
$1,327 USD
View
B
Retailer 9
-
€1,361 EUR
$1,520 USD
View
Most Expensive
B
MOH London
LG455035501 · Oct 29
€1,663 EUR
£1,463 GBP
View
9 more retailers have this diamond
Prices start from €341 EURSave up to €1,322 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
0.90ct Round
€341 EUR