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Cushion|Lab Grown|IGI

0.69ct I VS1 Cushion Lab Grown Diamond

ID • I/VS1 • IGI LG790679946

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

Certificate IGI LG790679946

Diamond specifications and retailer prices

From £142 GBP
As of November 4, 2026
Save £209 GBP (59%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £666 GBP at Flawless Fine Jewelry · As of October 25, 2026
View at Flawless Fine Jewelry

About this 0.69ct lab-grown cushion diamond

This 0.69ct lab-grown cushion sits in the half to three-quarter carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG790679946 or 790679946. Listed at 10 retailers as of November 3, 2026, with a 147% 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

0.69
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle46.2°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790679946
Dimensions4.96 × 4.88 × 3.33 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
4.96 mm4.88 mm0.69 ctI / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI LG790679946
Side View
Table 66.0%Crown 46.2°Girdle: MED-THKPavilion 35.5°Culet: NoneDepth 68.2%

Caratlytics Score

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

Price History

Last verified: Nov 4
Current: £666 GBP|Low: £142 GBP|High: £677 GBP|Avg: £325 GBP|-1.7%
Flawless Fine Jewelry
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 4, 2026
Retailer 7£142 GBP
Retailer 11£185 GBP
Retailer 5£219 GBP
Retailer 10£227 GBP
Retailer 3£237 GBP
Retailer 2£239 GBP
Retailer 6£289 GBP
Retailer 12£300 GBP
Retailer 8£351 GBP
Retailer 4£383 GBP
Retailer 9£600 GBP
Flawless Fine Jewelry£666 GBP

25 data points across 12 retailers

10 retailers£142 GBP to £351 GBP

A
Cheapest Retailer
-
£142 GBP
Retailer 2
-
£185 GBP
View
Price last confirmed 14 days ago
A
Retailer 3
-
£219 GBP
View
Retailer 4
-
£227 GBP
View
Price last confirmed 12 days ago
A
Retailer 5
-
£239 GBP
View
B+
Retailer 6
-
£289 GBP
View
Retailer 7
-
£300 GBP
View
Price last confirmed 9 days ago
B+
Retailer 8
-
£351 GBP
View
Retailer 9
-
£600 GBP
View
Price last confirmed 9 days ago
Most Expensive
Flawless Fine Jewelry
88DE380A6 · Oct 25
£666 GBP
View
Price last confirmed 9 days ago
9 more retailers have this diamond
Prices start from £142 GBPSave up to £209 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
0.69ct Cushion
£142 GBP