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Cushion|Lab Grown|IGI

3.40ct H VS2 Cushion Lab Grown Diamond

ID • H/VS2 • IGI LG522237395

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG522237395

Diamond specifications and retailer prices

From £1,706 GBP
$2,290 USD
As of November 2, 2026
Save £5,912 GBP (78%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £11,311 GBP at Flawless Fine Jewelry · As of November 2, 2026
View at Flawless Fine Jewelry

About this 3.4ct lab-grown cushion diamond

This 3.4ct lab-grown cushion sits in the three to five carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG522237395 or 522237395. Listed at 8 retailers as of November 1, 2026, with a 346% 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

3.40
Carat
H
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle30.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG522237395
Dimensions8.90 × 8.01 × 5.29 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.90 mm8.01 mm3.40 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG522237395
Side View
Table 63.5%Crown 36.7°Girdle: THK-VTKPavilion 30.9°Culet: NoneDepth 66.0%

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: Nov 2
Current: £11,311 GBP|Low: £1,706 GBP|High: £20,636 GBP|Avg: £9,543 GBP
Flawless Fine Jewelry
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 4£1,706 GBP
Retailer 3£6,406 GBP
Retailer 9£7,288 GBP
Retailer 7£7,619 GBP
Retailer 5£7,892 GBP
Retailer 10£7,935 GBP
Retailer 6£9,127 GBP
Retailer 11£10,167 GBP
Flawless Fine Jewelry£11,311 GBP
Retailer 2£14,086 GBP
Retailer 8£20,636 GBP

15 data points across 11 retailers

8 retailers£1,706 GBP to £7,619 GBP

B+
Cheapest Retailer
-
£1,706 GBP
$2,290 USD
B
Retailer 2
-
£7,288 GBP
$9,780 USD
View
B
Retailer 3
-
£7,619 GBP
$10,224 USD
View
Final sale: no returns
Retailer 4
-
£7,892 GBP
$10,590 USD
View
Price last confirmed 17 days ago
Retailer 5
-
£9,127 GBP
$12,248 USD
View
Price under review
Most Expensive
Flawless Fine Jewelry
F547A5025 · Nov 2
£11,311 GBP
View
Price under review
5 more retailers have this diamond
Prices start from £1,706 GBPSave up to £5,912 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+
3.40ct Cushion
£1,706 GBP