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Cushion|Lab Grown|IGI

2.70ct H VS1 Cushion Lab Grown Diamond

ID • H/VS1 • IGI LG526270981

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG526270981

Diamond specifications and retailer prices

From £1,729 GBP
$2,320 USD
As of November 2, 2026
Save £8,559 GBP (83%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £10,288 GBP at Cape Diamonds · As of October 29, 2026
View at Cape Diamonds

About this 2.7ct lab-grown cushion diamond

This 2.7ct lab-grown cushion sits in the two to three carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG526270981 or 526270981. Listed at 8 retailers as of October 29, 2026, with prices from £1,729 to £10,288, a £8,559 spread on the same certified stone. Cape Diamonds lists it at £10,288. 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

2.70
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle32°
OriginLab Grown
Grading LabIGI
CertificateIGI LG526270981
Dimensions8.06 × 7.70 × 4.88 mm
L/W Ratio1.05
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
8.06 mm7.70 mm2.70 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG526270981
Side View
Table 62.5%Crown 33.4°Girdle: MED-VTKPavilion 32°Culet: NoneDepth 63.4%

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: £10,288 GBP|Low: £1,729 GBP|High: £10,763 GBP|Avg: £6,111 GBP|-4.4%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 3£1,729 GBP
Retailer 5£3,988 GBP
Retailer 8£4,013 GBP
Retailer 9£4,415 GBP
Retailer 7£5,622 GBP
Retailer 6£6,168 GBP
Retailer 4£8,302 GBP
Retailer 2£9,673 GBP
Cape Diamonds£10,288 GBP

19 data points across 9 retailers

8 retailers£1,729 GBP to £10,288 GBP

B+
Cheapest Retailer
-
£1,729 GBP
$2,320 USD
Retailer 2
-
£3,988 GBP
$5,351 USD
View
Price last confirmed 18 days ago
B
Retailer 3
-
£4,013 GBP
$5,385 USD
View
B
Retailer 4
-
£5,622 GBP
View
B
Retailer 5
-
£6,168 GBP
$8,277 USD
View
B
Retailer 6
-
£8,302 GBP
View
B
Retailer 7
-
£9,673 GBP
A$19,971 AUD
View
Most Expensive
B
Cape Diamonds
cert_526270981 · Oct 29
£10,288 GBP
ZAR 223,026 ZAR
View
7 more retailers have this diamond
Prices start from £1,729 GBPSave up to £8,559 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+
2.70ct Cushion
£1,729 GBP