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Round|Lab Grown|IGI

6.09ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG734537087

Shape and cutting style on the report: Round brilliant

Certificate IGI LG734537087

Diamond specifications and retailer prices

From €1,171 EUR
$1,308 USD
As of October 29, 2026
Save €6,885 EUR (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €8,056 EUR at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 6.09ct lab-grown round diamond

This 6.09ct lab-grown round sits in the over five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG734537087 or 734537087. Listed at 11 retailers as of October 29, 2026, with prices from €1,171 to €8,056, a €6,885 spread on the same certified stone. Do Amore Diamonds lists it at €8,056. 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

6.09
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG734537087
Dimensions11.79 × 11.74 × 7.11 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.79 mm11.74 mm6.09 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG734537087
Side View
Table 59.0%Crown 33.3°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.5%

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: €8,056 EUR|Low: €1,166 EUR|High: €9,434 EUR|Avg: €3,179 EUR|-3.6%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 30, 2026
Retailer 11€1,171 EUR
Retailer 9€1,274 EUR
Retailer 7€1,637 EUR
Retailer 6€1,761 EUR
Retailer 4€1,929 EUR
Retailer 5€1,976 EUR
Retailer 14€2,147 EUR
Retailer 8€2,148 EUR
Retailer 10€2,531 EUR
Retailer 12€2,810 EUR
Retailer 3€3,220 EUR
Retailer 13€4,304 EUR
Retailer 2€6,400 EUR
Do Amore Diamonds€8,056 EUR

34 data points across 14 retailers

11 retailers€1,171 EUR to €8,056 EUR

A
Cheapest Retailer
-
€1,171 EUR
$1,308 USD
A
Retailer 2
-
€1,274 EUR
$1,423 USD
View
B+
Retailer 3
-
€1,637 EUR
£1,440 GBP
View
B+
Retailer 4
-
€2,147 EUR
$2,399 USD
View
B
Retailer 5
-
€2,148 EUR
$2,400 USD
View
B
Retailer 6
-
€2,531 EUR
$2,828 USD
View
B
Retailer 7
-
€2,810 EUR
$3,139 USD
View
B
Retailer 8
-
€3,220 EUR
$3,598 USD
View
Retailer 9
-
€4,304 EUR
£3,786 GBP
View
Price last confirmed 10 days ago
Retailer 10
-
€6,400 EUR
$7,150 USD
View
Price under review
Most Expensive
B
Do Amore Diamonds
27-EB676EA8D · Oct 29
€8,056 EUR
$9,000 USD
View
10 more retailers have this diamond
Prices start from €1,171 EURSave up to €6,885 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
6.09ct Round
€1,171 EUR