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Round|Lab Grown|IGI

5.12ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG532250057

Shape and cutting style on the report: Round brilliant

Certificate IGI LG532250057

Diamond specifications and retailer prices

From €564 EUR
$630 USD
As of October 29, 2026
Save €4,449 EUR (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €5,013 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 5.12ct lab-grown round diamond

This 5.12ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG532250057 or 532250057. Listed at 14 retailers as of October 29, 2026, with prices from €564 to €5,013, a €4,449 spread on the same certified stone. Do Amore Diamonds lists it at €5,013. 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

5.12
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG532250057
Dimensions11.04 × 10.97 × 6.82 mm
L/W Ratio1.01
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
11.04 mm10.97 mm5.12 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG532250057
Side View
Table 57.0%Crown 35.6°Girdle: MediumPavilion 40.6°Culet: NoneDepth 62.0%

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: Oct 29
Current: €1,144 EUR|Low: €451 EUR|High: €2,990 EUR|Avg: €1,433 EUR|+3.7%
Retailer 1
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 10€564 EUR
Retailer 2€614 EUR
Retailer 13€632 EUR
Retailer 11€654 EUR
Retailer 7€815 EUR
Retailer 12€1,070 EUR
Retailer 14€1,071 EUR
Retailer 1€1,144 EUR
Retailer 6€1,195 EUR
Retailer 9€1,671 EUR
Retailer 3€2,031 EUR
Retailer 5€2,723 EUR
Retailer 8€2,852 EUR
Retailer 4€2,990 EUR

42 data points across 14 retailers

14 retailers€564 EUR to €5,013 EUR

A
Cheapest Retailer
-
€564 EUR
$630 USD
A
Retailer 2
-
€614 EUR
$686 USD
View
A
Retailer 3
-
€632 EUR
$706 USD
View
Final sale: no returns
Retailer 4
-
€654 EUR
$731 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
€654 EUR
$731 USD
View
A
Retailer 6
-
€815 EUR
$910 USD
View
B+
Retailer 7
-
€1,070 EUR
$1,195 USD
View
B+
Retailer 8
-
€1,071 EUR
$1,196 USD
View
B+
Retailer 9
-
€1,144 EUR
£1,006 GBP
View
B+
Retailer 10
-
€1,195 EUR
$1,335 USD
View
B
Retailer 11
-
€1,671 EUR
$1,867 USD
View
B
Retailer 12
-
€2,031 EUR
$2,269 USD
View
B
Retailer 13
-
€2,852 EUR
£2,509 GBP
View
Most Expensive
B
Do Amore Diamonds
27-4B91B036F · Oct 31
€5,013 EUR
$5,600 USD
View
13 more retailers have this diamond
Prices start from €564 EURSave up to €4,449 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
5.12ct Round
€564 EUR