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Heart|Lab Grown|IGI

0.65ct E SI1 Heart Lab Grown Diamond

ID • E/SI1 • IGI LG843684951

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG843684951

Diamond specifications and retailer prices

From $172 USD
As of October 28, 2026
Save $984 USD (85%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,156 USD at MOH London · As of October 26, 2026
View at MOH London

About this 0.65ct lab-grown heart diamond

This 0.65ct lab-grown heart sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG843684951 or 843684951. Listed at 5 retailers as of October 26, 2026, with prices from $172 to $1,156, a $984 spread on the same certified stone. MOH London lists it at $1,156. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.65
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle32.7°
Pavilion angle43.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843684951
Dimensions5.96 × 5.54 × 3.51 mm
L/W Ratio1.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.96 mm5.54 mm0.65 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG843684951
Side View
Table 67.0%Crown 32.7°Girdle: MED-THKPavilion 43.6°CuletDepth 58.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $1,156 USD|Low: $172 USD|High: $1,160 USD|Avg: $454 USD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 28, 2026
Retailer 5$172 USD
Retailer 3$277 USD
Retailer 2$301 USD
Retailer 4$502 USD
MOH London$1,156 USD

15 data points across 5 retailers

5 retailers$172 USD to $1,156 USD

B+
Cheapest Retailer
-
$172 USD
B+
Retailer 2
-
$277 USD
£218 GBP
View
B+
Retailer 3
-
$301 USD
£237 GBP
View
B
Retailer 4
-
$502 USD
View
Most Expensive
B
MOH London
LG843684951 · Oct 26
$1,156 USD
£910 GBP
View
4 more retailers have this diamond
Prices start from $172 USDSave up to $984 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.

B+
0.65ct Heart
$172 USD