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Oval|Lab Grown|IGI

12.25ct E VS2 Oval Lab Grown Diamond

EX • E/VS2 • IGI LG626428552

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG626428552

Diamond specifications and retailer prices

From $5,463 AUD
£3,022 GBP
As of November 1, 2026
Save $28,604 AUD (84%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $34,067 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 12.25ct lab-grown oval diamond

This 12.25ct lab-grown oval 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 LG626428552 or 626428552. Listed at 21 retailers as of October 31, 2026, with prices from $5,463 to $34,067, a $28,604 spread on the same certified stone. Brilliant Earth lists it at $34,067. 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

12.25
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG626428552
Dimensions18.07 × 13.00 × 8.13 mm
L/W Ratio1.39
Girdle conditionFaceted
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
18.07 mm13.00 mm12.25 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG626428552
Side View
Table 61.0%Crown 38.8°Girdle: MED-THKPavilion 39.1°Culet: NoneDepth 62.5%

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: $34,067 AUD|Low: $5,461 AUD|High: $34,152 AUD|Avg: $11,479 AUD
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
Retailer 15
November 1, 2026
Retailer 2$5,463 AUD
Retailer 15$5,864 AUD
Retailer 6$6,567 AUD
Retailer 3$6,802 AUD
Retailer 5$6,802 AUD
Retailer 11$6,805 AUD
Retailer 14$8,173 AUD
Retailer 9$8,944 AUD
Retailer 4$10,530 AUD
Retailer 13$11,012 AUD
Retailer 12$12,689 AUD
Retailer 8$15,003 AUD
Retailer 10$16,273 AUD
Retailer 7$18,894 AUD
Brilliant Earth$34,067 AUD

37 data points across 15 retailers

21 retailers$5,463 AUD to $34,067 AUD

A
Cheapest Retailer
-
$5,463 AUD
£3,022 GBP
Retailer 2
-
$5,864 AUD
$4,119 USD
View
Price last confirmed 11 days ago
Retailer 3
-
$6,146 AUD
$4,317 USD
View
Price last confirmed 11 days ago
A
Retailer 4
-
$6,567 AUD
$4,613 USD
View
Final sale: no returns
Retailer 5
-
$6,802 AUD
$4,778 USD
View
Price last confirmed 10 days ago
Retailer 6
-
$6,802 AUD
$4,778 USD
View
Price last confirmed 19 days ago
A
Retailer 7
-
$6,805 AUD
$4,780 USD
View
B+
Retailer 8
-
$7,017 AUD
$4,929 USD
View
B+
Retailer 9
-
$8,173 AUD
$5,741 USD
View
Retailer 10
-
$8,499 AUD
$5,970 USD
View
Price last confirmed 10 days ago
B+
Retailer 11
-
$8,944 AUD
£4,947 GBP
View
Retailer 12
-
$9,132 AUD
£5,051 GBP
View
Price last confirmed 10 days ago
B+
Retailer 13
-
$9,546 AUD
£5,280 GBP
View
Retailer 14
-
$10,530 AUD
$7,397 USD
View
Price last confirmed 10 days ago
B+
Retailer 15
-
$11,012 AUD
€7,367 EUR
View
B
Retailer 16
-
$12,689 AUD
$8,913 USD
View
B
Retailer 17
-
$15,003 AUD
View
B
Retailer 18
-
$16,273 AUD
$11,431 USD
View
B
Retailer 19
-
$18,894 AUD
$13,272 USD
View
B
Retailer 20
-
$24,175 AUD
$16,981 USD
View
Most Expensive
B
Brilliant Earth
20695792A · Oct 31
$34,067 AUD
$23,930 USD
View
20 more retailers have this diamond
Prices start from $5,463 AUDSave up to $28,604 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
12.25ct Oval
$5,463 AUD