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Heart|Lab Grown|IGI

1.64ct G VS1 Heart Lab Grown Diamond

EX • G/VS1 • IGI LG739575945

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG739575945

Diamond specifications and retailer prices

From $463 NZD
$261 USD
As of October 30, 2026
Save $1,835 NZD (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,298 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.64ct lab-grown heart diamond

This 1.64ct lab-grown heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG739575945 or 739575945. Listed at 18 retailers as of October 30, 2026, with prices from $463 to $2,298, a $1,835 spread on the same certified stone. MOH London lists it at $2,298. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.64
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739575945
Dimensions7.27 × 8.29 × 4.74 mm
L/W Ratio1.14
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.27 mm8.29 mm1.64 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739575945
Side View
Table 60.0%Crown 33°Girdle: STK-THKPavilion 40.1°Culet: NoneDepth 57.2%

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: $2,298 NZD|Low: $444 NZD|High: $2,325 NZD|Avg: $1,259 NZD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 11$463 NZD
Retailer 4$518 NZD
Retailer 12$573 NZD
Retailer 8$861 NZD
Retailer 3$956 NZD
Retailer 6$989 NZD
Retailer 2$1,097 NZD
Retailer 5$1,182 NZD
Retailer 7$1,334 NZD
Retailer 10$1,455 NZD
Retailer 9$2,076 NZD
Retailer 13$2,257 NZD
MOH London$2,298 NZD

44 data points across 13 retailers

18 retailers$463 NZD to $2,298 NZD

A
Cheapest Retailer
-
$463 NZD
$261 USD
A
Retailer 2
-
$518 NZD
$292 USD
View
Final sale: no returns
A
Retailer 3
-
$536 NZD
$302 USD
View
A
Retailer 4
-
$573 NZD
$323 USD
View
Retailer 5
-
$573 NZD
$323 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$861 NZD
$485 USD
View
A
Retailer 7
-
$956 NZD
$539 USD
View
A
Retailer 8
-
$989 NZD
ZAR 9,006 ZAR
View
A
Retailer 9
-
$1,002 NZD
$565 USD
View
B+
Retailer 10
-
$1,097 NZD
£487 GBP
View
B+
Retailer 11
-
$1,182 NZD
$666 USD
View
B+
Retailer 12
-
$1,334 NZD
A$1,157 AUD
View
B+
Retailer 13
-
$1,455 NZD
$820 USD
View
B
Retailer 14
-
$1,843 NZD
$1,039 USD
View
B
Retailer 15
-
$1,935 NZD
$1,091 USD
View
B
Retailer 16
-
$2,076 NZD
$1,170 USD
View
B
Retailer 17
-
$2,257 NZD
$1,272 USD
View
Most Expensive
B
MOH London
LG739575945 · Nov 1
$2,298 NZD
£1,020 GBP
View
17 more retailers have this diamond
Prices start from $463 NZDSave up to $1,835 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
1.64ct Heart
$463 NZD