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Round|Lab Grown|IGI

1.09ct D SI2 Round Lab Grown Diamond

ID • D/SI2 • IGI LG733547169

Shape and cutting style on the report: Round brilliant

Certificate IGI LG733547169

Diamond specifications and retailer prices

From €302 EUR
As of October 29, 2026
Save €522 EUR (63%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €824 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.09ct lab-grown round diamond

This 1.09ct lab-grown round 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 LG733547169 or 733547169. Listed at 7 retailers as of October 29, 2026, with prices from €302 to €824, a €522 spread on the same certified stone. MOH London lists it at €824. 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

1.09
Carat
D
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733547169
Dimensions6.62 × 6.58 × 4.07 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.62 mm6.58 mm1.09 ctD / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733547169
Side View
Table 59.0%Crown 35.2°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.6%

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 29
Current: €824 EUR|Low: €261 EUR|High: €830 EUR|Avg: €419 EUR|+1.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 3€302 EUR
Retailer 2€307 EUR
Retailer 5€318 EUR
Retailer 6€348 EUR
Retailer 7€412 EUR
Retailer 4€463 EUR
MOH London€824 EUR

30 data points across 7 retailers

7 retailers€302 EUR to €824 EUR

A
Cheapest Retailer
-
€302 EUR
A
Retailer 2
-
€307 EUR
£270 GBP
View
B+
Retailer 3
-
€318 EUR
$355 USD
View
B+
Retailer 4
-
€348 EUR
$389 USD
View
Retailer 5
-
€412 EUR
$460 USD
View
Price last confirmed 53 days ago
B+
Retailer 6
-
€463 EUR
$517 USD
View
Most Expensive
B
MOH London
LG733547169 · Oct 29
€824 EUR
£725 GBP
View
6 more retailers have this diamond
Prices start from €302 EURSave up to €522 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
1.09ct Round
€302 EUR