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Round|Lab Grown|IGI

3.72ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG530297120

Shape and cutting style on the report: Round brilliant

Certificate IGI LG530297120

Diamond specifications and retailer prices

From €400 EUR
$447 USD
As of November 1, 2026
Save €3,153 EUR (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €3,554 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.72ct lab-grown round diamond

This 3.72ct lab-grown round sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG530297120 or 530297120. Listed at 15 retailers as of October 31, 2026, with prices from €400 to €3,554, a €3,153 spread on the same certified stone. Do Amore Diamonds lists it at €3,554. 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

3.72
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG530297120
Dimensions10.08 × 10.05 × 6.05 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.08 mm10.05 mm3.72 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG530297120
Side View
Table 58.5%Crown 34°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.1%

Caratlytics Score

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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: Nov 1
Current: €3,554 EUR|Low: €323 EUR|High: €3,554 EUR|Avg: €1,338 EUR
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
November 1, 2026
Retailer 11€400 EUR
Retailer 14€448 EUR
Retailer 4€496 EUR
Retailer 12€496 EUR
Retailer 7€622 EUR
Retailer 13€777 EUR
Retailer 3€855 EUR
Retailer 2€907 EUR
Retailer 10€1,333 EUR
Retailer 9€1,736 EUR
Retailer 6€1,830 EUR
Retailer 5€2,282 EUR
Retailer 8€2,287 EUR
Do Amore Diamonds€3,554 EUR

40 data points across 14 retailers

15 retailers€400 EUR to €3,554 EUR

A
Cheapest Retailer
-
€400 EUR
$447 USD
A
Retailer 2
-
€448 EUR
$500 USD
View
Final sale: no returns
A
Retailer 3
-
€448 EUR
$500 USD
View
Retailer 4
-
€496 EUR
$554 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
€496 EUR
$554 USD
View
A
Retailer 6
-
€622 EUR
$695 USD
View
B+
Retailer 7
-
€777 EUR
$868 USD
View
A
Retailer 8
-
€855 EUR
$955 USD
View
A
Retailer 9
-
€907 EUR
£798 GBP
View
B+
Retailer 10
-
€1,333 EUR
$1,489 USD
View
B+
Retailer 11
-
€1,439 EUR
$1,608 USD
View
Retailer 12
-
€1,736 EUR
$1,940 USD
View
Price last confirmed 14 days ago
B
Retailer 13
-
€1,830 EUR
$2,045 USD
View
Retailer 14
-
€2,287 EUR
£2,012 GBP
View
Price last confirmed 7 days ago
Most Expensive
B
Do Amore Diamonds
27-5945B7B5D · Oct 31
€3,554 EUR
$3,970 USD
View
14 more retailers have this diamond
Prices start from €400 EURSave up to €3,153 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
3.72ct Round
€400 EUR