Cushion|Lab Grown|IGI

46.89ct H VS1 Cushion Lab Grown Diamond

ID • H/VS1 • IGI LG841689597

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG841689597

Diamond specifications and retailer prices

From £42,608 GBP
$57,090 USD
As of November 1, 2026
Save £44,607 GBP (51%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £87,215 GBP at Yorxs · As of October 31, 2026
View at Yorxs

About this 46.89ct lab-grown cushion diamond

This 46.89ct lab-grown cushion 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 LG841689597 or 841689597. Listed at 6 retailers as of October 31, 2026, with prices from £42,608 to £87,215, a £44,607 spread on the same certified stone. Yorxs lists it at £87,215. 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

46.89
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.6°
Pavilion angle30.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841689597
Dimensions20.55 × 19.86 × 12.11 mm
L/W Ratio1.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
20.55 mm19.86 mm46.89 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841689597
Side View
Table 67.0%Crown 41.6°Girdle: THK-VTKPavilion 30.3°Culet: NoneDepth 61.0%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £43,198 GBP|Low: £30,676 GBP|High: £87,831 GBP|Avg: £56,837 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Yorxs
October 31, 2026
Retailer 3£30,676 GBP
Retailer 4£42,608 GBP
Retailer 1£43,198 GBP
Retailer 5£55,519 GBP
Retailer 2£85,169 GBP
Yorxs£87,215 GBP

11 data points across 6 retailers

6 retailers£42,608 GBP to £87,215 GBP

Retailer 1
-
£30,676 GBP
Price last confirmed 16 days ago
B
Retailer 2
-
£42,608 GBP
$57,090 USD
View
B
Retailer 3
-
£43,198 GBP
$57,881 USD
View
B
Retailer 4
-
£55,519 GBP
$74,390 USD
View
B
Retailer 5
-
£85,169 GBP
$114,117 USD
View
Most Expensive
B
Yorxs
620612773 · Oct 31
£87,215 GBP
€111,294 EUR
View
5 more retailers have this diamond
Prices start from £42,608 GBPSave up to £44,607 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
46.89ct Cushion
£42,608 GBP