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Radiant|Lab Grown|IGI

12.26ct E VS2 Radiant Lab Grown Diamond

ID • E/VS2 • IGI LG840647712

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

Certificate IGI LG840647712

Diamond specifications and retailer prices

From $3,024 AUD
£1,673 GBP
As of October 29, 2026
Save $15,271 AUD (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $18,295 AUD at With Clarity · As of October 28, 2026
View at With Clarity

About this 12.26ct lab-grown radiant diamond

This 12.26ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG840647712 or 840647712. Listed at 21 retailers as of October 28, 2026, with prices from $3,024 to $18,295, a $15,271 spread on the same certified stone. With Clarity lists it at $18,295. 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

12.26
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.3°
Pavilion angle32.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840647712
Dimensions17.34 × 11.03 × 7.15 mm
L/W Ratio1.57
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.34 mm11.03 mm12.26 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840647712
Side View
Table 66.0%Crown 41.3°Girdle: Slightly ThickPavilion 32.5°Culet: NoneDepth 64.8%

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: $5,138 AUD|Low: $3,005 AUD|High: $18,521 AUD|Avg: $7,139 AUD|-3.9%
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
Retailer 15
Retailer 16
Retailer 17
With Clarity
October 29, 2026
Retailer 10$3,024 AUD
Retailer 7$3,227 AUD
Retailer 13$3,510 AUD
Retailer 3$3,614 AUD
Retailer 5$3,744 AUD
Retailer 11$3,978 AUD
Retailer 14$4,522 AUD
Retailer 1$5,138 AUD
Retailer 4$5,146 AUD
Retailer 12$5,349 AUD
Retailer 15$5,636 AUD
Retailer 16$5,736 AUD
Retailer 2$7,093 AUD
Retailer 9$8,918 AUD
Retailer 8$13,077 AUD
Retailer 6$13,354 AUD
Retailer 17$15,394 AUD
With Clarity$18,295 AUD

18 data points across 18 retailers

21 retailers$3,024 AUD to $18,295 AUD

A
Cheapest Retailer
-
$3,024 AUD
£1,673 GBP
A
Retailer 2
-
$3,227 AUD
$2,267 USD
View
A
Retailer 3
-
$3,510 AUD
$2,466 USD
View
A
Retailer 4
-
$3,614 AUD
$2,539 USD
View
Final sale: no returns
A
Retailer 5
-
$3,744 AUD
$2,630 USD
View
A
Retailer 6
-
$3,805 AUD
$2,673 USD
View
Price last confirmed 18 days ago
A
Retailer 7
-
$3,978 AUD
$2,795 USD
View
A
Retailer 8
-
$4,522 AUD
$3,177 USD
View
A
Retailer 9
-
$5,138 AUD
£2,842 GBP
View
A
Retailer 10
-
$5,146 AUD
$3,615 USD
View
A
Retailer 11
-
$5,349 AUD
$3,758 USD
View
A
Retailer 12
-
$5,636 AUD
€3,771 EUR
View
A
Retailer 13
-
$5,736 AUD
$4,030 USD
View
A
Retailer 14
-
$7,093 AUD
£3,924 GBP
View
B+
Retailer 15
-
$8,918 AUD
$6,265 USD
View
Price last confirmed 8 days ago
B+
Retailer 16
-
$10,157 AUD
$7,136 USD
View
B
Retailer 17
-
$12,966 AUD
View
Price last confirmed 24 days ago
B
Retailer 18
-
$13,077 AUD
$9,187 USD
View
B+
Retailer 19
-
$13,354 AUD
SGD 12,678 SGD
View
B
Retailer 20
-
$15,394 AUD
$10,815 USD
View
Most Expensive
B
With Clarity
840647712 · Oct 28
$18,295 AUD
$12,853 USD
View
20 more retailers have this diamond
Prices start from $3,024 AUDSave up to $15,271 AUD

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
12.26ct Radiant
$3,024 AUD