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Heart|Lab Grown|IGI

6.55ct F VVS2 Heart Lab Grown Diamond

EX • F/VVS2 • IGI LG805667367

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG805667367

Diamond specifications and retailer prices

From $1,578 AUD
$1,106 USD
As of November 2, 2026
Save $8,767 AUD (85%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $10,345 AUD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 6.55ct lab-grown heart diamond

This 6.55ct lab-grown heart sits in the over five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG805667367 or 805667367. Listed at 23 retailers as of November 2, 2026, with prices from $1,578 to $10,345, a $8,767 spread on the same certified stone. Brilliant Earth lists it at $10,345. 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

6.55
Carat
F
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805667367
Dimensions11.72 × 13.11 × 7.64 mm
L/W Ratio1.12
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.72 mm13.11 mm6.55 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805667367
Side View
Table 63.0%Crown 35.7°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 58.3%

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 2
Current: $10,345 AUD|Low: $1,555 AUD|High: $10,345 AUD|Avg: $4,181 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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 2, 2026
Retailer 7$1,578 AUD
Retailer 4$1,717 AUD
Retailer 16$1,829 AUD
Retailer 6$2,076 AUD
Retailer 8$2,119 AUD
Retailer 18$2,396 AUD
Retailer 3$2,618 AUD
Retailer 2$2,652 AUD
Retailer 15$3,286 AUD
Retailer 14$3,391 AUD
Retailer 20$3,430 AUD
Retailer 17$3,541 AUD
Retailer 5$4,442 AUD
Retailer 19$5,298 AUD
Retailer 11$5,888 AUD
Retailer 9$6,133 AUD
Retailer 12$6,398 AUD
Retailer 10$6,621 AUD
Retailer 13$7,550 AUD
Brilliant Earth$10,345 AUD

33 data points across 20 retailers

23 retailers$1,578 AUD to $10,345 AUD

A
Cheapest Retailer
-
$1,578 AUD
$1,106 USD
A
Retailer 2
-
$1,717 AUD
$1,203 USD
View
A
Retailer 3
-
$1,829 AUD
$1,282 USD
View
Retailer 4
-
$1,862 AUD
$1,305 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
$2,076 AUD
$1,455 USD
View
A
Retailer 6
-
$2,119 AUD
HK$11,600 HKD
View
A
Retailer 7
-
$2,396 AUD
$1,679 USD
View
B+
Retailer 8
-
$2,618 AUD
$1,835 USD
View
A
Retailer 9
-
$2,652 AUD
£1,463 GBP
View
A
Retailer 10
-
$3,286 AUD
$2,303 USD
View
B+
Retailer 11
-
$3,391 AUD
View
B+
Retailer 12
-
$3,430 AUD
$2,404 USD
View
Retailer 13
-
$3,446 AUD
$2,415 USD
View
Price last confirmed 14 days ago
B+
Retailer 14
-
$3,541 AUD
ZAR 40,090 ZAR
View
B+
Retailer 15
-
$4,442 AUD
$3,113 USD
View
B+
Retailer 16
-
$5,298 AUD
$3,713 USD
View
B+
Retailer 17
-
$5,412 AUD
$3,793 USD
View
B+
Retailer 18
-
$5,888 AUD
£3,249 GBP
View
Price last confirmed 7 days ago
B+
Retailer 19
-
$6,133 AUD
SGD 5,808 SGD
View
B
Retailer 20
-
$6,398 AUD
$4,484 USD
View
B
Retailer 21
-
$6,621 AUD
$4,640 USD
View
B
Retailer 22
-
$7,550 AUD
View
Most Expensive
B
Brilliant Earth
19917992A · Nov 2
$10,345 AUD
$7,250 USD
View
22 more retailers have this diamond
Prices start from $1,578 AUDSave up to $8,767 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
6.55ct Heart
$1,578 AUD