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Radiant|Lab Grown|IGI

1.66ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG828658093

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG828658093

Diamond specifications and retailer prices

From £326 GBP
$437 USD
As of November 1, 2026
Save £1,418 GBP (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £1,744 GBP at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.66ct lab-grown radiant diamond

This 1.66ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG828658093 or 828658093. Listed at 10 retailers as of November 1, 2026, with prices from £326 to £1,744, a £1,418 spread on the same certified stone. Do Amore Diamonds lists it at £1,744. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48.7°
Pavilion angle33.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828658093
Dimensions8.78 × 5.57 × 3.67 mm
L/W Ratio1.58
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.78 mm5.57 mm1.66 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828658093
Side View
Table 67.0%Crown 48.7°Girdle: Slightly ThickPavilion 33.9°Culet: NoneDepth 65.9%

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 1
Current: £1,744 GBP|Low: £268 GBP|High: £1,744 GBP|Avg: £676 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 2, 2026
Retailer 12£286 GBP
Retailer 5£318 GBP
Retailer 13£326 GBP
Retailer 9£328 GBP
Retailer 4£354 GBP
Retailer 7£422 GBP
Retailer 14£572 GBP
Retailer 8£625 GBP
Retailer 11£749 GBP
Retailer 3£788 GBP
Retailer 10£1,080 GBP
Retailer 6£1,211 GBP
Retailer 2£1,543 GBP
Do Amore Diamonds£1,744 GBP

17 data points across 14 retailers

10 retailers£326 GBP to £1,744 GBP

B+
Cheapest Retailer
-
£326 GBP
$437 USD
A
Retailer 2
-
£328 GBP
$440 USD
View
A
Retailer 3
-
£422 GBP
€539 EUR
View
B+
Retailer 4
-
£572 GBP
$767 USD
View
B+
Retailer 5
-
£625 GBP
A$1,291 AUD
View
B+
Retailer 6
-
£749 GBP
$1,005 USD
View
B
Retailer 7
-
£1,080 GBP
View
Retailer 8
-
£1,211 GBP
$1,625 USD
View
Price last confirmed 54 days ago
B
Retailer 9
-
£1,543 GBP
$2,070 USD
View
Most Expensive
B
Do Amore Diamonds
27-56A841D45 · Nov 2
£1,744 GBP
$2,340 USD
View
9 more retailers have this diamond
Prices start from £326 GBPSave up to £1,418 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
1.66ct Radiant
£326 GBP