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Heart|Lab Grown|IGI

6.54ct F VVS2 Heart Lab Grown Diamond

EX • F/VVS2 • IGI LG818626555

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818626555

Diamond specifications and retailer prices

From $2,753 NZD
HK$12,100 HKD
As of November 1, 2026
Save $8,729 NZD (76%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $11,481 NZD at With Clarity · As of November 2, 2026
View at With Clarity

About this 6.54ct lab-grown heart diamond

This 6.54ct 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 LG818626555 or 818626555. Listed at 9 retailers as of November 1, 2026, with prices from $2,753 to $11,481, a $8,729 spread on the same certified stone. With Clarity lists it at $11,481. 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

6.54
Carat
F
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818626555
Dimensions11.74 × 12.84 × 7.59 mm
L/W Ratio1.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.74 mm12.84 mm6.54 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818626555
Side View
Table 60.0%Crown 35.3°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 59.1%

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: $3,352 NZD|Low: $2,753 NZD|High: $12,041 NZD|Avg: $6,555 NZD|-7.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
With Clarity
November 2, 2026
Retailer 5$2,753 NZD
Retailer 1$3,352 NZD
Retailer 6$3,707 NZD
Retailer 3$3,740 NZD
Retailer 7$5,533 NZD
Retailer 2$7,489 NZD
Retailer 8$8,156 NZD
Retailer 4$9,391 NZD
With Clarity$11,481 NZD

42 data points across 9 retailers

9 retailers$2,753 NZD to $11,481 NZD

A
Cheapest Retailer
-
$2,753 NZD
HK$12,100 HKD
A
Retailer 2
-
$3,352 NZD
£1,485 GBP
View
A
Retailer 3
-
$3,707 NZD
$2,086 USD
View
A
Retailer 4
-
$3,740 NZD
€2,004 EUR
View
B+
Retailer 5
-
$5,533 NZD
$3,113 USD
View
B+
Retailer 6
-
$7,489 NZD
£3,318 GBP
View
B
Retailer 7
-
$8,156 NZD
$4,589 USD
View
B
Retailer 8
-
$9,391 NZD
A$8,129 AUD
View
Most Expensive
B
With Clarity
818626555 · Nov 2
$11,481 NZD
$6,460 USD
View
8 more retailers have this diamond
Prices start from $2,753 NZDSave up to $8,729 NZD

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
6.54ct Heart
$2,753 NZD