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Round|Lab Grown|IGI

6.12ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG780663287

Shape and cutting style on the report: Round brilliant

Certificate IGI LG780663287

Diamond specifications and retailer prices

From $14,782 USD
As of November 1, 2026
Save $33,688 USD (70%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $48,470 USD at Wholesale Diamonds Direct · As of October 27, 2026
View at Wholesale Diamonds Direct

About this 6.12ct lab-grown round diamond

This 6.12ct lab-grown round sits in the over five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780663287 or 780663287. Listed at 12 retailers as of October 27, 2026, with prices from $14,782 to $48,470, a $33,688 spread on the same certified stone. Wholesale Diamonds Direct lists it at $48,470. 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

6.12
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780663287
Dimensions11.68 × 11.74 × 7.21 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.68 mm11.74 mm6.12 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780663287
Side View
Table 57.0%Crown 35.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.6%

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: Nov 1
Current: $19,584 USD|Low: $14,170 USD|High: $51,163 USD|Avg: $28,107 USD|-4.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Wholesale Diamonds Direct
November 1, 2026
Retailer 9$14,170 USD
Retailer 10$14,782 USD
Retailer 12$15,787 USD
Retailer 11$17,806 USD
Retailer 1$19,584 USD
Retailer 6$23,670 USD
Retailer 8$27,464 USD
Retailer 5$29,480 USD
Retailer 4$31,186 USD
Retailer 2$31,426 USD
Retailer 7$33,654 USD
Retailer 3$44,094 USD
Wholesale Diamonds Direct$48,470 USD

40 data points across 13 retailers

12 retailers$14,782 USD to $48,470 USD

Retailer 1
-
$14,170 USD
Price last confirmed 10 days ago
A
Retailer 2
-
$14,782 USD
View
A
Retailer 3
-
$15,787 USD
View
A
Retailer 4
-
$17,806 USD
View
B+
Retailer 5
-
$19,584 USD
£15,420 GBP
View
B+
Retailer 6
-
$23,670 USD
View
B+
Retailer 7
-
$27,464 USD
£21,625 GBP
View
B+
Retailer 8
-
$29,480 USD
€28,076 EUR
View
B+
Retailer 9
-
$31,426 USD
View
B+
Retailer 10
-
$33,654 USD
ZAR 543,681 ZAR
View
B
Retailer 11
-
$44,094 USD
View
Most Expensive
B
Wholesale Diamonds Direct
261323021 · Oct 27
$48,470 USD
View
11 more retailers have this diamond
Prices start from $14,782 USDSave up to $33,688 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
6.12ct Round
$14,782 USD