Heart|Lab Grown|IGI

10.55ct G VVS2 Heart Lab Grown Diamond

EX • G/VVS2 • IGI LG841638756

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG841638756

Diamond specifications and retailer prices

From $6,639 NZD
$3,742 USD
As of November 1, 2026
Save $7,236 NZD (52%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $16,389 NZD at Taylor and Hart · As of October 21, 2026
View at Taylor and Hart

About this 10.55ct lab-grown heart diamond

This 10.55ct lab-grown heart sits in the over five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG841638756 or 841638756. Listed at 13 retailers as of November 1, 2026, with a 109% 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

10.55
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.4°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841638756
Dimensions12.69 × 15.00 × 8.72 mm
L/W Ratio1.18
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.69 mm15.00 mm10.55 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841638756
Side View
Table 57.0%Crown 38.4°Girdle: THK-VTKPavilion 38.6°Culet: NoneDepth 58.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $13,875 NZD|Low: $4,044 NZD|High: $16,389 NZD|Avg: $8,296 NZD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
October 26, 2026
Retailer 2$4,044 NZD
Retailer 12$4,185 NZD
Retailer 11$4,691 NZD
Retailer 7$4,986 NZD
Retailer 3$5,405 NZD
Retailer 10$6,450 NZD
Retailer 6$6,506 NZD
Retailer 4$6,639 NZD
Retailer 5$7,189 NZD
Retailer 8$8,707 NZD
Retailer 9$12,528 NZD
Retailer 1$13,875 NZD
Taylor and Hart$16,389 NZD

6 data points across 13 retailers

13 retailers$6,639 NZD to $13,875 NZD

Retailer 1
-
$4,044 NZD
$2,279 USD
Price last confirmed 11 days ago
Retailer 2
-
$4,185 NZD
£1,857 GBP
View
Price last confirmed 11 days ago
Retailer 3
-
$4,691 NZD
$2,644 USD
View
Price last confirmed 11 days ago
Retailer 4
-
$4,986 NZD
$2,810 USD
View
Price last confirmed 9 days ago
Retailer 5
-
$5,405 NZD
$3,046 USD
View
Price last confirmed 11 days ago
Retailer 6
-
$6,450 NZD
$3,635 USD
View
Price last confirmed 11 days ago
Retailer 7
-
$6,506 NZD
£2,887 GBP
View
Price last confirmed 10 days ago
A
Retailer 8
-
$6,639 NZD
$3,742 USD
View
Retailer 9
-
$7,189 NZD
$4,052 USD
View
Price last confirmed 10 days ago
Retailer 10
-
$8,707 NZD
A$7,550 AUD
View
Price last confirmed 10 days ago
Retailer 11
-
$12,528 NZD
$7,061 USD
View
Price last confirmed 10 days ago
B
Retailer 12
-
$13,875 NZD
$7,820 USD
View
Most Expensive
Taylor and Hart
GISRW63 · Oct 21
$16,389 NZD
$9,237 USD
View
Price last confirmed 11 days ago
12 more retailers have this diamond
Prices start from $6,639 NZDSave up to $7,236 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
10.55ct Heart
$6,639 NZD