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Radiant|Lab Grown|IGI

12.13ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG577377304

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG577377304

Diamond specifications and retailer prices

From €2,047 EUR
$2,296 USD
As of November 1, 2026
Save €15,517 EUR (88%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €17,564 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 12.13ct lab-grown radiant diamond

This 12.13ct lab-grown radiant sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG577377304 or 577377304. Listed at 19 retailers as of November 1, 2026, with prices from €2,047 to €17,564, a €15,517 spread on the same certified stone. Brilliant Earth lists it at €17,564. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

12.13
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.5°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG577377304
Dimensions16.42 × 11.05 × 7.52 mm
L/W Ratio1.49
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
16.42 mm11.05 mm12.13 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG577377304
Side View
Table 65.5%Crown 43.5°Girdle: MED-STKPavilion 34.4°Culet: NoneDepth 68.1%

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: Nov 1
Current: €17,564 EUR|Low: €1,461 EUR|High: €18,108 EUR|Avg: €4,819 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
November 3, 2026
Retailer 6€2,047 EUR
Retailer 3€2,121 EUR
Retailer 2€2,269 EUR
Retailer 5€2,558 EUR
Retailer 7€2,919 EUR
Retailer 12€3,253 EUR
Retailer 14€3,318 EUR
Retailer 11€3,762 EUR
Retailer 10€3,930 EUR
Retailer 4€4,022 EUR
Retailer 8€4,485 EUR
Retailer 13€5,715 EUR
Retailer 9€7,641 EUR
Brilliant Earth€17,564 EUR

27 data points across 14 retailers

19 retailers€2,047 EUR to €17,564 EUR

Retailer 1
-
€1,756 EUR
$1,969 USD
Price last confirmed 31 days ago
A
Retailer 2
-
€2,047 EUR
$2,296 USD
View
Final sale: no returns
Retailer 3
-
€2,121 EUR
$2,379 USD
View
Price last confirmed 30 days ago
A
Retailer 4
-
€2,269 EUR
$2,545 USD
View
Retailer 5
-
€2,915 EUR
$3,270 USD
View
Price last confirmed 33 days ago
A
Retailer 6
-
€2,919 EUR
£2,578 GBP
View
Retailer 7
-
€3,253 EUR
ZAR 58,945 ZAR
View
Price last confirmed 19 days ago
A
Retailer 8
-
€3,318 EUR
$3,722 USD
View
A
Retailer 9
-
€3,402 EUR
$3,816 USD
View
B+
Retailer 10
-
€3,762 EUR
$4,219 USD
View
B+
Retailer 11
-
€3,930 EUR
A$6,782 AUD
View
B+
Retailer 12
-
€4,022 EUR
£3,552 GBP
View
B+
Retailer 13
-
€4,485 EUR
View
Retailer 14
-
€5,216 EUR
$5,850 USD
View
Price last confirmed 19 days ago
B+
Retailer 15
-
€5,715 EUR
$6,410 USD
View
B
Retailer 16
-
€6,036 EUR
$6,770 USD
View
B
Retailer 17
-
€7,421 EUR
$8,323 USD
View
B
Retailer 18
-
€7,641 EUR
$8,570 USD
View
Most Expensive
B
Brilliant Earth
14113636A · Nov 2
€17,564 EUR
$19,700 USD
View
18 more retailers have this diamond
Prices start from €2,047 EURSave up to €15,517 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
12.13ct Radiant
€2,047 EUR