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Cushion|Lab Grown|IGI

1.97ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG778687699

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

Certificate IGI LG778687699

Diamond specifications and retailer prices

From £224 GBP
As of November 4, 2026
Save £658 GBP (75%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £1,394 GBP at Frank Darling · As of October 27, 2026
View at Frank Darling

About this 1.97ct lab-grown cushion diamond

This 1.97ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778687699 or 778687699. Listed at 4 retailers as of November 4, 2026, with a 294% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.97
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778687699
Dimensions7.37 × 7.21 × 4.88 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Top View
7.37 mm7.21 mm1.97 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778687699
Side View
Table 60.0%Crown 34.8°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 67.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £1,394 GBP|Low: £143 GBP|High: £1,395 GBP|Avg: £622 GBP|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 3, 2026
Retailer 4£143 GBP
Retailer 5£224 GBP
Retailer 6£331 GBP
Retailer 10£425 GBP
Retailer 8£449 GBP
Retailer 7£466 GBP
Retailer 9£490 GBP
Retailer 11£613 GBP
Retailer 12£864 GBP
Retailer 2£882 GBP
Retailer 3£1,074 GBP
Frank Darling£1,394 GBP

8 data points across 12 retailers

4 retailers£224 GBP to £882 GBP

A
Cheapest Retailer
-
£224 GBP
Final sale: no returns
B+
Retailer 2
-
£331 GBP
View
B+
Retailer 3
-
£882 GBP
View
Most Expensive
Frank Darling
100759778701KD · Oct 27
£1,394 GBP
$1,877 USD
View
Price last confirmed 9 days ago
3 more retailers have this diamond
Prices start from £224 GBPSave up to £658 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
1.97ct Cushion
£224 GBP