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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 $261 USD
As of October 30, 2026
Save $1,042 USD (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,303 USD at MOH London · As of October 29, 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 29, 2026, with prices from $261 to $1,303, a $1,042 spread on the same certified stone. MOH London lists it at $1,303. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,303 USD|Low: $250 USD|High: $1,311 USD|Avg: $710 USD|+0.6%
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
October 31, 2026
Retailer 11$261 USD
Retailer 4$292 USD
Retailer 12$323 USD
Retailer 8$485 USD
Retailer 3$539 USD
Retailer 6$555 USD
Retailer 2$618 USD
Retailer 5$666 USD
Retailer 7$752 USD
Retailer 10$820 USD
Retailer 9$1,170 USD
Retailer 13$1,272 USD
MOH London$1,303 USD

44 data points across 13 retailers

18 retailers$261 USD to $1,303 USD

A
Cheapest Retailer
-
$261 USD
A
Retailer 2
-
$292 USD
View
Final sale: no returns
A
Retailer 3
-
$302 USD
View
A
Retailer 4
-
$323 USD
View
A
Retailer 5
-
$323 USD
View
A
Retailer 6
-
$485 USD
View
A
Retailer 7
-
$539 USD
View
A
Retailer 8
-
$555 USD
ZAR 8,974 ZAR
View
A
Retailer 9
-
$565 USD
View
B+
Retailer 10
-
$618 USD
£487 GBP
View
B+
Retailer 11
-
$666 USD
View
B+
Retailer 12
-
$752 USD
A$1,157 AUD
View
B
Retailer 13
-
$820 USD
View
B
Retailer 14
-
$1,039 USD
View
B
Retailer 15
-
$1,091 USD
View
B
Retailer 16
-
$1,170 USD
View
B
Retailer 17
-
$1,272 USD
View
Most Expensive
B
MOH London
LG739575945 · Oct 29
$1,303 USD
£1,026 GBP
View
17 more retailers have this diamond
Prices start from $261 USDSave up to $1,042 USD

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
$261 USD