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Cushion|Lab Grown|IGI

5.29ct D VS1 Cushion Lab Grown Diamond

EX • D/VS1 • IGI LG705543063

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG705543063

Diamond specifications and retailer prices

From £2,857 GBP
$3,828 USD
As of October 29, 2026
Save £5,291 GBP (65%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £11,550 GBP at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 5.29ct lab-grown cushion diamond

This 5.29ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG705543063 or 705543063. Listed at 14 retailers as of October 29, 2026, with a 185% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

5.29
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG705543063
Dimensions12.42 × 9.50 × 6.04 mm
L/W Ratio1.31
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.42 mm9.50 mm5.29 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG705543063
Side View
Table 54.0%Crown 35.9°Girdle: MED-STKPavilion 38.2°Culet: LargeDepth 63.6%

Caratlytics Score

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

Price History

Last verified: Oct 29
Current: £4,277 GBP|Low: £2,087 GBP|High: £7,091 GBP|Avg: £4,422 GBP|-0.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 9£2,307 GBP
Retailer 4£2,857 GBP
Retailer 8£2,862 GBP
Retailer 7£2,960 GBP
Retailer 2£4,205 GBP
Retailer 1£4,277 GBP
Retailer 10£5,027 GBP
Retailer 3£6,637 GBP
Retailer 6£6,713 GBP
Retailer 5£7,035 GBP

42 data points across 10 retailers

14 retailers£2,857 GBP to £8,148 GBP

Retailer 1
-
£2,307 GBP
$3,091 USD
Price last confirmed 11 days ago
B+
Retailer 2
-
£2,857 GBP
$3,828 USD
View
Final sale: no returns
B+
Retailer 3
-
£2,862 GBP
$3,835 USD
View
Retailer 4
-
£2,960 GBP
$3,966 USD
View
Price last confirmed 19 days ago
B+
Retailer 5
-
£3,075 GBP
$4,120 USD
View
B
Retailer 6
-
£4,205 GBP
$5,634 USD
View
B
Retailer 7
-
£4,277 GBP
View
B
Retailer 8
-
£5,027 GBP
View
B
Retailer 9
-
£6,637 GBP
ZAR 143,655 ZAR
View
Retailer 10
-
£6,713 GBP
A$13,839 AUD
View
Price last confirmed 9 days ago
B
Retailer 11
-
£7,035 GBP
View
B
Retailer 12
-
£8,148 GBP
$10,917 USD
View
Most Expensive
Taylor and Hart
35THOBN · Oct 30
£11,550 GBP
$15,476 USD
View
Price under review
12 more retailers have this diamond
Prices start from £2,857 GBPSave up to £5,291 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.

B+
5.29ct Cushion
£2,857 GBP