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Heart|Lab Grown|IGI

4.59ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG846691436

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG846691436

Diamond specifications and retailer prices

From £559 GBP
$749 USD
As of October 29, 2026
Save £397 GBP (42%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £956 GBP at 77 Diamonds · As of October 30, 2026
View at 77 Diamonds

About this 4.59ct lab-grown heart diamond

This 4.59ct lab-grown heart sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG846691436 or 846691436. Listed at 2 retailers as of October 29, 2026, with prices from £559 to £956, a £397 spread on the same certified stone. 77 Diamonds lists it at £956. 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

4.59
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846691436
Dimensions10.57 × 11.52 × 6.62 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
10.57 mm11.52 mm4.59 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846691436
Side View
Table 60.0%Crown 34.1°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 57.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: £956 GBP|Low: £559 GBP|High: £987 GBP|Avg: £834 GBP|-3.1%
77 Diamonds
Retailer 2
October 30, 2026
Retailer 2£559 GBP
77 Diamonds£956 GBP

10 data points across 2 retailers

2 retailers£559 GBP to £956 GBP

A
Cheapest Retailer
-
£559 GBP
$749 USD
Final sale: no returns
Most Expensive
A
77 Diamonds
HSTVSCVUR2E6Q · Oct 30
£956 GBP
View
1 more retailer has this diamond
Prices start from £559 GBPSave up to £397 GBP

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
4.59ct Heart
£559 GBP