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Cushion|Lab Grown|IGI

0.73ct J VS1 Cushion Lab Grown Diamond

EX • J/VS1 • IGI LG788668924

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

Certificate IGI LG788668924

Diamond specifications and retailer prices

From £162 GBP
HK$1,700 HKD
As of October 30, 2026
Save £518 GBP (76%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £681 GBP at MOH London · As of October 25, 2026
View at MOH London

About this 0.73ct lab-grown cushion diamond

This 0.73ct lab-grown cushion sits in the half to three-quarter carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG788668924 or 788668924. Listed at 11 retailers as of October 25, 2026, with prices from £162 to £681, a £518 spread on the same certified stone. MOH London lists it at £681. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.73
Carat
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38.9°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788668924
Dimensions5.03 × 5.02 × 3.33 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.03 mm5.02 mm0.73 ctJ / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG788668924
Side View
Table 65.0%Crown 38.9°Girdle: STK-THKPavilion 34.5°Culet: NoneDepth 66.3%

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: Oct 30
Current: £681 GBP|Low: £162 GBP|High: £687 GBP|Avg: £341 GBP|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 3£162 GBP
Retailer 4£230 GBP
Retailer 2£244 GBP
Retailer 7£250 GBP
Retailer 8£259 GBP
Retailer 9£265 GBP
Retailer 6£269 GBP
Retailer 11£318 GBP
Retailer 10£338 GBP
Retailer 13£398 GBP
Retailer 5£437 GBP
Retailer 12£508 GBP
MOH London£681 GBP

24 data points across 13 retailers

11 retailers£162 GBP to £681 GBP

A
Cheapest Retailer
-
£162 GBP
HK$1,700 HKD
A
Retailer 2
-
£244 GBP
€311 EUR
View
B+
Retailer 3
-
£250 GBP
$335 USD
View
Retailer 4
-
£259 GBP
ZAR 5,596 ZAR
View
Price last confirmed 8 days ago
B+
Retailer 5
-
£265 GBP
$355 USD
View
B+
Retailer 6
-
£269 GBP
$360 USD
View
B
Retailer 7
-
£318 GBP
$426 USD
View
Retailer 8
-
£338 GBP
$453 USD
View
Price last confirmed 17 days ago
B
Retailer 9
-
£398 GBP
SGD 720 SGD
View
B
Retailer 10
-
£508 GBP
$681 USD
View
Most Expensive
B
MOH London
LG788668924 · Oct 25
£681 GBP
View
10 more retailers have this diamond
Prices start from £162 GBPSave up to £518 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
0.73ct Cushion
£162 GBP