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Cushion|Lab Grown|IGI

4.79ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG836625065

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG836625065

Diamond specifications and retailer prices

From £959 GBP
As of October 30, 2026
Save £3,870 GBP (80%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £4,829 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.79ct lab-grown cushion diamond

This 4.79ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG836625065 or 836625065. Listed at 20 retailers as of October 30, 2026, with prices from £959 to £4,829, a £3,870 spread on the same certified stone. Brilliant Earth lists it at £4,829. 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

4.79
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle29.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836625065
Dimensions11.50 × 8.28 × 5.51 mm
L/W Ratio1.39
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.50 mm8.28 mm4.79 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836625065
Side View
Table 64.0%Crown 32.8°Girdle: MED-STKPavilion 29.8°Culet: NoneDepth 66.5%

Caratlytics Score

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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: £4,829 GBP|Low: £956 GBP|High: £4,829 GBP|Avg: £2,341 GBP
Brilliant Earth
Retailer 2
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October 30, 2026
Retailer 13£959 GBP
Retailer 11£969 GBP
Retailer 3£1,005 GBP
Retailer 17£1,134 GBP
Retailer 8£1,300 GBP
Retailer 14£1,453 GBP
Retailer 7£1,595 GBP
Retailer 15£1,611 GBP
Retailer 19£1,809 GBP
Retailer 6£2,139 GBP
Retailer 18£2,150 GBP
Retailer 9£2,775 GBP
Retailer 2£2,778 GBP
Retailer 5£3,029 GBP
Retailer 4£3,175 GBP
Retailer 16£3,244 GBP
Retailer 12£3,364 GBP
Retailer 10£3,516 GBP
Retailer 20£3,963 GBP
Brilliant Earth£4,829 GBP

30 data points across 20 retailers

20 retailers£959 GBP to £4,829 GBP

A
Cheapest Retailer
-
£959 GBP
A
Retailer 2
-
£969 GBP
$1,298 USD
View
Final sale: no returns
Retailer 3
-
£1,005 GBP
$1,346 USD
View
Price last confirmed 13 days ago
A
Retailer 4
-
£1,134 GBP
$1,520 USD
View
A
Retailer 5
-
£1,300 GBP
$1,742 USD
View
A
Retailer 6
-
£1,453 GBP
View
A
Retailer 7
-
£1,595 GBP
$2,137 USD
View
A
Retailer 8
-
£1,611 GBP
€2,056 EUR
View
B+
Retailer 9
-
£1,809 GBP
$2,424 USD
View
B+
Retailer 10
-
£2,139 GBP
$2,866 USD
View
Retailer 11
-
£2,150 GBP
A$4,431 AUD
View
Price last confirmed 9 days ago
B+
Retailer 12
-
£2,775 GBP
View
B+
Retailer 13
-
£2,778 GBP
$3,722 USD
View
B
Retailer 14
-
£3,029 GBP
$4,059 USD
View
Retailer 15
-
£3,175 GBP
A$6,545 AUD
View
Price last confirmed 26 days ago
B+
Retailer 16
-
£3,244 GBP
View
B
Retailer 17
-
£3,364 GBP
SGD 6,091 SGD
View
B
Retailer 18
-
£3,516 GBP
$4,711 USD
View
Retailer 19
-
£3,963 GBP
$5,310 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
21709745A · Oct 30
£4,829 GBP
$6,470 USD
View
19 more retailers have this diamond
Prices start from £959 GBPSave up to £3,870 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
4.79ct Cushion
£959 GBP