Round|Lab Grown|IGI

3.56ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG610317693

Shape and cutting style on the report: Round brilliant

Certificate IGI LG610317693

Diamond specifications and retailer prices

From €1,174 EUR
A$2,018 AUD
As of November 2, 2026
18 retailers carry this diamond
Most expensive: €4,001 EUR at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 3.56ct lab-grown round diamond

This 3.56ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG610317693 or 610317693. Listed at 18 retailers as of November 2, 2026. 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

3.56
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG610317693
Dimensions9.77 × 9.71 × 6.10 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.77 mm9.71 mm3.56 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG610317693
Side View
Table 59.0%Crown 35.3°Girdle: MED-STKPavilion 41.7°Culet: NoneDepth 62.6%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 2
Current: €4,001 EUR|Low: €350 EUR|High: €4,126 EUR|Avg: €1,137 EUR|-3.0%
Brilliant Earth
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 23, 2026
Retailer 18€364 EUR
Retailer 11€407 EUR
Retailer 8€408 EUR
Retailer 14€542 EUR
Retailer 4€607 EUR
Retailer 3€682 EUR
Retailer 2€758 EUR
Retailer 12€799 EUR
Retailer 7€917 EUR
Retailer 6€1,121 EUR
Retailer 13€1,174 EUR
Retailer 17€1,202 EUR
Retailer 9€1,651 EUR
Retailer 15€1,656 EUR
Retailer 10€1,736 EUR
Retailer 5€1,765 EUR
Retailer 16€1,842 EUR
Brilliant Earth€4,001 EUR

32 data points across 18 retailers

18 retailers

Retailer 1
-
€364 EUR
$407 USD
Price last confirmed 12 days ago
Retailer 2
-
€408 EUR
$456 USD
View
Price last confirmed 12 days ago
Retailer 3
-
€452 EUR
$505 USD
View
Price last confirmed 13 days ago
Retailer 4
-
€542 EUR
$605 USD
View
Price last confirmed 11 days ago
Retailer 5
-
€607 EUR
HK$5,300 HKD
View
Price last confirmed 9 days ago
Retailer 6
-
€682 EUR
$762 USD
View
Price last confirmed 11 days ago
Retailer 7
-
€758 EUR
View
Price last confirmed 9 days ago
Retailer 8
-
€799 EUR
£703 GBP
View
Price last confirmed 12 days ago
Retailer 9
-
€917 EUR
$1,024 USD
View
Price last confirmed 11 days ago
Retailer 10
-
€1,121 EUR
$1,252 USD
View
Price last confirmed 13 days ago
B+
Retailer 11
-
€1,174 EUR
A$2,018 AUD
View
Retailer 12
-
€1,202 EUR
$1,343 USD
View
Price last confirmed 11 days ago
Retailer 13
-
€1,651 EUR
$1,845 USD
View
Price last confirmed 11 days ago
Retailer 14
-
€1,656 EUR
$1,850 USD
View
Price last confirmed 11 days ago
Retailer 15
-
€1,736 EUR
$1,940 USD
View
Price last confirmed 11 days ago
Retailer 16
-
€1,765 EUR
SGD 2,664 SGD
View
Price last confirmed 12 days ago
Retailer 17
-
€1,842 EUR
£1,620 GBP
View
Price last confirmed 11 days ago
Most Expensive
Brilliant Earth
12178021A · Oct 21
€4,001 EUR
$4,470 USD
View
Price last confirmed 11 days ago
17 more retailers have this diamond
Prices start from €1,174 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.

B+
3.56ct Round
€1,174 EUR