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Heart|Lab Grown|IGI

5.91ct H VS1 Heart Lab Grown Diamond

EX • H/VS1 • IGI LG847682483

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG847682483

Diamond specifications and retailer prices

From $864 USD
As of November 1, 2026
Save $3,396 USD (80%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $4,260 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 5.91ct lab-grown heart diamond

This 5.91ct lab-grown heart sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG847682483 or 847682483. Listed at 3 retailers as of November 1, 2026, with prices from $864 to $4,260, a $3,396 spread on the same certified stone. Brilliant Earth lists it at $4,260. 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

5.91
Carat
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847682483
Dimensions11.51 × 12.55 × 7.12 mm
L/W Ratio1.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.51 mm12.55 mm5.91 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847682483
Side View
Table 60.0%Crown 34.5°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 56.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $4,260 USD|Low: $864 USD|High: $8,030 USD|Avg: $3,357 USD|-46.9%
Brilliant Earth
Retailer 2
Retailer 3
November 2, 2026
Retailer 3$864 USD
Retailer 2$1,415 USD
Brilliant Earth$4,260 USD

10 data points across 3 retailers

3 retailers$864 USD to $4,260 USD

A
Cheapest Retailer
-
$864 USD
Final sale: no returns
A
Retailer 2
-
$1,415 USD
£1,114 GBP
View
Most Expensive
B
Brilliant Earth
22248067A · Nov 2
$4,260 USD
View
2 more retailers have this diamond
Prices start from $864 USDSave up to $3,396 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
5.91ct Heart
$864 USD