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Round|Lab Grown|IGI

12.15ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG627413264

Shape and cutting style on the report: Round brilliant

Certificate IGI LG627413264

Diamond specifications and retailer prices

From $3,413 USD
£2,687 GBP
As of November 1, 2026
Save $22,967 USD (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $26,380 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 12.15ct lab-grown round diamond

This 12.15ct lab-grown round sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG627413264 or 627413264. Listed at 20 retailers as of October 31, 2026, with prices from $3,413 to $26,380, a $22,967 spread on the same certified stone. Brilliant Earth lists it at $26,380. 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

12.15
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG627413264
Dimensions14.63 × 14.76 × 8.99 mm
L/W Ratio1.01
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
14.63 mm14.76 mm12.15 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG627413264
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.2%

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: $26,380 USD|Low: $3,412 USD|High: $26,380 USD|Avg: $7,826 USD
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$3,413 USD
Retailer 3$3,663 USD
Retailer 6$4,102 USD
Retailer 4$4,249 USD
Retailer 13$4,250 USD
Retailer 15$5,282 USD
Retailer 9$5,530 USD
Retailer 11$6,577 USD
Retailer 5$6,586 USD
Retailer 10$6,820 USD
Retailer 12$9,904 USD
Retailer 14$10,188 USD
Retailer 8$10,632 USD
Retailer 7$11,796 USD
Brilliant Earth$26,380 USD

35 data points across 15 retailers

20 retailers$3,413 USD to $26,380 USD

A
Cheapest Retailer
-
$3,413 USD
£2,687 GBP
Retailer 2
-
$3,663 USD
View
Price last confirmed 11 days ago
Retailer 3
-
$3,985 USD
View
Price last confirmed 12 days ago
A
Retailer 4
-
$4,102 USD
View
Final sale: no returns
Retailer 5
-
$4,249 USD
View
Price last confirmed 19 days ago
Retailer 6
-
$4,249 USD
View
Price last confirmed 11 days ago
A
Retailer 7
-
$4,250 USD
View
A
Retailer 8
-
$4,524 USD
View
A
Retailer 9
-
$5,282 USD
View
Retailer 10
-
$5,310 USD
View
Price last confirmed 11 days ago
A
Retailer 11
-
$5,530 USD
£4,354 GBP
View
B+
Retailer 12
-
$6,577 USD
ZAR 106,247 ZAR
View
Retailer 13
-
$6,586 USD
View
B+
Retailer 14
-
$6,820 USD
€6,495 EUR
View
B
Retailer 15
-
$9,904 USD
View
B
Retailer 16
-
$10,188 USD
View
B+
Retailer 17
-
$10,632 USD
A$16,357 AUD
View
B
Retailer 18
-
$11,796 USD
View
B
Retailer 19
-
$14,995 USD
View
Most Expensive
B
Brilliant Earth
20602665A · Oct 31
$26,380 USD
View
19 more retailers have this diamond
Prices start from $3,413 USDSave up to $22,967 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
12.15ct Round
$3,413 USD