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Heart|Lab Grown|IGI

10.64ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG620482934

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG620482934

Diamond specifications and retailer prices

From $4,616 NZD
$2,597 USD
As of November 2, 2026
Save $14,061 NZD (75%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $18,677 NZD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 10.64ct lab-grown heart diamond

This 10.64ct lab-grown heart sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG620482934 or 620482934. Listed at 18 retailers as of October 31, 2026, with prices from $4,616 to $18,677, a $14,061 spread on the same certified stone. Taylor and Hart lists it at $18,677. 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

10.64
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.7°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620482934
Dimensions13.46 × 14.99 × 8.85 mm
L/W Ratio1.11
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
13.46 mm14.99 mm10.64 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG620482934
Side View
Table 63.0%Crown 40.7°Girdle: STK-THKPavilion 39.1°Culet: NoneDepth 59.0%

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 2
Current: $8,297 NZD|Low: $4,431 NZD|High: $14,987 NZD|Avg: $7,341 NZD|+1.9%
Retailer 1
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
November 3, 2026
Retailer 3$4,616 NZD
Retailer 13$4,778 NZD
Retailer 2$5,023 NZD
Retailer 6$5,168 NZD
Retailer 8$5,355 NZD
Retailer 15$5,355 NZD
Retailer 5$5,643 NZD
Retailer 9$6,073 NZD
Retailer 11$7,161 NZD
Retailer 12$7,228 NZD
Retailer 16$7,360 NZD
Retailer 1$8,297 NZD
Retailer 4$8,341 NZD
Retailer 14$9,921 NZD
Retailer 17$12,327 NZD
Retailer 10$14,297 NZD
Retailer 7$14,987 NZD

39 data points across 17 retailers

18 retailers$4,616 NZD to $18,677 NZD

A
Cheapest Retailer
-
$4,616 NZD
$2,597 USD
A
Retailer 2
-
$4,778 NZD
£2,117 GBP
View
A
Retailer 3
-
$5,023 NZD
$2,826 USD
View
A
Retailer 4
-
$5,168 NZD
$2,908 USD
View
Final sale: no returns
A
Retailer 5
-
$5,355 NZD
$3,013 USD
View
Retailer 6
-
$5,355 NZD
$3,013 USD
View
Price last confirmed 21 days ago
A
Retailer 7
-
$5,643 NZD
$3,175 USD
View
A
Retailer 8
-
$6,073 NZD
$3,417 USD
View
A
Retailer 9
-
$7,161 NZD
£3,172 GBP
View
A
Retailer 10
-
$7,228 NZD
$4,067 USD
View
A
Retailer 11
-
$7,360 NZD
$4,141 USD
View
A
Retailer 12
-
$8,297 NZD
ZAR 75,421 ZAR
View
A
Retailer 13
-
$8,341 NZD
$4,693 USD
View
B+
Retailer 14
-
$9,921 NZD
A$8,588 AUD
View
B+
Retailer 15
-
$12,327 NZD
$6,936 USD
View
B+
Retailer 16
-
$14,297 NZD
$8,044 USD
View
B
Retailer 17
-
$14,987 NZD
$8,432 USD
View
Most Expensive
B
Taylor and Hart
CR40CSN · Oct 31
$18,677 NZD
$10,509 USD
View
17 more retailers have this diamond
Prices start from $4,616 NZDSave up to $14,061 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
10.64ct Heart
$4,616 NZD