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Round|Lab Grown|IGI

12.26ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG792609125

Shape and cutting style on the report: Round brilliant

Certificate IGI LG792609125

Diamond specifications and retailer prices

From $4,145 USD
As of October 29, 2026
Save $24,375 USD (85%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $33,410 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 12.26ct lab-grown round diamond

This 12.26ct lab-grown round sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG792609125 or 792609125. Listed at 21 retailers as of October 29, 2026, with a 588% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792609125
Dimensions14.74 × 14.80 × 9.09 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.74 mm14.80 mm12.26 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792609125
Side View
Table 56.0%Crown 35.1°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.5%

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: $12,019 USD|Low: $3,980 USD|High: $12,741 USD|Avg: $6,940 USD|-5.3%
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
November 1, 2026
Retailer 16$4,145 USD
Retailer 5$4,344 USD
Retailer 7$4,642 USD
Retailer 3$4,809 USD
Retailer 11$4,810 USD
Retailer 4$4,957 USD
Retailer 15$6,257 USD
Retailer 6$6,633 USD
Retailer 14$6,840 USD
Retailer 9$6,865 USD
Retailer 12$6,890 USD
Retailer 10$8,216 USD
Retailer 8$8,592 USD
Retailer 13$10,063 USD
Retailer 1$12,019 USD
Retailer 2$12,225 USD

44 data points across 16 retailers

21 retailers$4,145 USD to $28,520 USD

A
Cheapest Retailer
-
$4,145 USD
A
Retailer 2
-
$4,344 USD
View
A
Retailer 3
-
$4,642 USD
View
Final sale: no returns
Retailer 4
-
$4,809 USD
View
Price last confirmed 19 days ago
A
Retailer 5
-
$4,809 USD
View
A
Retailer 6
-
$4,810 USD
View
A
Retailer 7
-
$4,957 USD
View
A
Retailer 8
-
$6,257 USD
View
B+
Retailer 9
-
$6,633 USD
View
Retailer 10
-
$6,840 USD
View
Price last confirmed 13 days ago
B+
Retailer 11
-
$6,865 USD
£5,406 GBP
View
B+
Retailer 12
-
$6,890 USD
View
B+
Retailer 13
-
$7,930 USD
View
B+
Retailer 14
-
$8,216 USD
ZAR 132,725 ZAR
View
Retailer 15
-
$10,063 USD
A$15,481 AUD
View
Price last confirmed 9 days ago
Retailer 16
-
$12,019 USD
A$18,491 AUD
View
B
Retailer 17
-
$12,225 USD
View
B
Retailer 18
-
$13,237 USD
View
B
Retailer 19
-
$18,973 USD
View
B
Retailer 20
-
$28,520 USD
View
Most Expensive
Do Amore Diamonds
23-792609125 · Oct 31
$33,410 USD
View
Price under review
20 more retailers have this diamond
Prices start from $4,145 USDSave up to $24,375 USD

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 Round
$4,145 USD