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Heart|Lab Grown|IGI

1.65ct I VS1 Heart Lab Grown Diamond

EX • I/VS1 • IGI LG649405795

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG649405795

Diamond specifications and retailer prices

From $407 USD
As of October 27, 2026
Save $866 USD (68%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,273 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.65ct lab-grown heart diamond

This 1.65ct lab-grown heart sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG649405795 or 649405795. Listed at 5 retailers as of October 27, 2026, with prices from $407 to $1,273, a $866 spread on the same certified stone. MOH London lists it at $1,273. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.65
Carat
I
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG649405795
Dimensions6.95 × 8.12 × 4.95 mm
L/W Ratio1.17
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.95 mm8.12 mm1.65 ctI / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG649405795
Side View
Table 57.0%Crown 36.9°Girdle: MED-THKPavilion 40.2°Culet: NoneDepth 61.0%

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: Oct 27
Current: $1,273 USD|Low: $407 USD|High: $1,281 USD|Avg: $806 USD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 4$407 USD
Retailer 2$486 USD
Retailer 3$544 USD
Retailer 7$565 USD
Retailer 5$1,185 USD
Retailer 6$1,186 USD
MOH London$1,273 USD

10 data points across 7 retailers

5 retailers$407 USD to $1,273 USD

A
Cheapest Retailer
-
$407 USD
B+
Retailer 2
-
$486 USD
View
A
Retailer 3
-
$544 USD
View
B
Retailer 4
-
$1,185 USD
View
Most Expensive
B
MOH London
LG649405795 · Oct 29
$1,273 USD
£1,002 GBP
View
4 more retailers have this diamond
Prices start from $407 USDSave up to $866 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
1.65ct Heart
$407 USD