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Oval|Lab Grown|IGI

1.66ct E VVS1 Oval Lab Grown Diamond

ID • E/VVS1 • IGI LG793623695

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG793623695

Diamond specifications and retailer prices

From £204 GBP
$274 USD
As of October 30, 2026
Save £795 GBP (80%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £999 GBP at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.66ct lab-grown oval diamond

This 1.66ct lab-grown oval 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 LG793623695 or 793623695. Listed at 21 retailers as of October 30, 2026, with prices from £204 to £999, a £795 spread on the same certified stone. Reve Diamonds lists it at £999. 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 angle34.7°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG793623695
Dimensions6.73 × 4.07 × 4.07 mm
L/W Ratio1.65
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.73 mm4.07 mm1.66 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG793623695
Side View
Table 61.0%Crown 34.7°Girdle: STK-THKPavilion 38.7°Culet: NoneDepth 60.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £911 GBP|Low: £176 GBP|High: £999 GBP|Avg: £501 GBP|-2.4%
Retailer 1
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
Retailer 15
Retailer 16
Reve Diamonds
November 1, 2026
Retailer 7£176 GBP
Retailer 16£204 GBP
Retailer 5£227 GBP
Retailer 13£227 GBP
Retailer 9£240 GBP
Retailer 15£315 GBP
Retailer 11£390 GBP
Retailer 4£419 GBP
Retailer 10£432 GBP
Retailer 12£530 GBP
Retailer 3£544 GBP
Retailer 8£731 GBP
Retailer 14£733 GBP
Retailer 6£769 GBP
Retailer 2£894 GBP
Retailer 1£911 GBP
Reve Diamonds£999 GBP

41 data points across 17 retailers

21 retailers£204 GBP to £999 GBP

Retailer 1
-
£176 GBP
$236 USD
Price last confirmed 28 days ago
Retailer 2
-
£188 GBP
$252 USD
View
Price last confirmed 40 days ago
A
Retailer 3
-
£204 GBP
$274 USD
View
Final sale: no returns
Retailer 4
-
£218 GBP
$292 USD
View
Price last confirmed 36 days ago
Retailer 5
-
£227 GBP
$304 USD
View
Price last confirmed 28 days ago
Retailer 6
-
£227 GBP
$304 USD
View
Price last confirmed 24 days ago
Retailer 7
-
£227 GBP
$304 USD
View
Price last confirmed 7 days ago
Retailer 8
-
£230 GBP
$308 USD
View
Price last confirmed 39 days ago
A
Retailer 9
-
£240 GBP
View
B+
Retailer 10
-
£315 GBP
$422 USD
View
A
Retailer 11
-
£390 GBP
ZAR 8,451 ZAR
View
A
Retailer 12
-
£419 GBP
$561 USD
View
A
Retailer 13
-
£432 GBP
View
A
Retailer 14
-
£530 GBP
A$1,092 AUD
View
B+
Retailer 15
-
£544 GBP
$729 USD
View
Retailer 16
-
£731 GBP
$979 USD
View
Price last confirmed 25 days ago
B+
Retailer 17
-
£733 GBP
$982 USD
View
B+
Retailer 18
-
£769 GBP
$1,031 USD
View
B
Retailer 19
-
£894 GBP
$1,198 USD
View
B+
Retailer 20
-
£911 GBP
View
Most Expensive
B
Reve Diamonds
A018C6468 · Nov 1
£999 GBP
$1,339 USD
View
20 more retailers have this diamond
Prices start from £204 GBPSave up to £795 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 Oval
£204 GBP