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Heart|Lab Grown|IGI

6.06ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG600318667

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG600318667

Diamond specifications and retailer prices

From $19,109 USD
As of October 30, 2026
Save $36,106 USD (65%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $55,806 USD at Novita Diamonds · As of October 1, 2026
View at Novita Diamonds

About this 6.06ct lab-grown heart diamond

This 6.06ct lab-grown heart sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG600318667 or 600318667. Listed at 27 retailers as of October 29, 2026, with a 189% 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

6.06
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG600318667
Dimensions12.55 × 11.24 × 7.39 mm
L/W Ratio1.12
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
12.55 mm11.24 mm6.06 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG600318667
Side View
Table 65.0%Crown 38.7°Girdle: THK-VTKPavilion 38.9°Culet: NoneDepth 58.9%

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 30
Current: $55,806 USD|Low: $19,109 USD|High: $117,246 USD|Avg: $50,210 USD|-0.3%
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 18
Retailer 19
October 29, 2026
Retailer 19$19,109 USD
Retailer 7$21,440 USD
Retailer 18$22,284 USD
Retailer 15$25,467 USD
Retailer 17$25,542 USD
Retailer 13$30,906 USD
Retailer 3$31,690 USD
Retailer 10$34,189 USD
Retailer 12$40,961 USD
Retailer 5$46,492 USD
Retailer 11$52,683 USD
Retailer 14$53,404 USD
Retailer 2$55,215 USD
Novita Diamonds$55,806 USD
Retailer 9$64,248 USD
Retailer 4$71,128 USD
Retailer 8$79,992 USD
Retailer 6$99,830 USD
Retailer 16$106,672 USD

25 data points across 19 retailers

27 retailers$19,109 USD to $55,215 USD

A
Cheapest Retailer
-
$19,109 USD
A
Retailer 2
-
$21,440 USD
View
A
Retailer 3
-
$22,284 USD
View
Retailer 4
-
$22,284 USD
View
Price last confirmed 20 days ago
A
Retailer 5
-
$22,284 USD
View
Retailer 6
-
$22,284 USD
View
Price last confirmed 22 days ago
Retailer 7
-
$22,284 USD
View
Price last confirmed 19 days ago
Retailer 8
-
$24,493 USD
View
Price last confirmed 30 days ago
Retailer 9
-
$24,493 USD
View
Price last confirmed 30 days ago
Retailer 10
-
$24,689 USD
View
Price last confirmed 31 days ago
B+
Retailer 11
-
$25,467 USD
View
B+
Retailer 12
-
$25,542 USD
View
Retailer 13
-
$25,849 USD
View
Price last confirmed 27 days ago
Retailer 14
-
$25,849 USD
View
Price last confirmed 20 days ago
Retailer 15
-
$28,020 USD
View
Price last confirmed 33 days ago
B+
Retailer 16
-
$30,906 USD
View
Final sale: no returns
B+
Retailer 17
-
$31,690 USD
View
B+
Retailer 18
-
$40,961 USD
£32,253 GBP
View
B
Retailer 19
-
$46,492 USD
View
Retailer 20
-
$53,404 USD
A$82,160 AUD
View
Price last confirmed 8 days ago
B
Retailer 21
-
$55,215 USD
ZAR 891,998 ZAR
View
Most Expensive
Novita Diamonds
cert_600318667 · Oct 1
$55,806 USD
A$85,855 AUD
View
Price last confirmed 29 days ago
21 more retailers have this diamond
Prices start from $19,109 USDSave up to $36,106 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
6.06ct Heart
$19,109 USD