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Round|Lab Grown|IGI

0.66ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG799666547

Shape and cutting style on the report: Round brilliant

Certificate IGI LG799666547

Diamond specifications and retailer prices

From £189 GBP
$253 USD
As of October 30, 2026
11 retailers carry this diamond
Most expensive: £384 GBP at NZ Jewellers · As of October 24, 2026
View at NZ Jewellers

About this 0.66ct lab-grown round diamond

This 0.66ct lab-grown round sits in the half to three-quarter carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG799666547 or 799666547. Listed at 11 retailers as of October 30, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.66
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799666547
Dimensions5.65 × 5.62 × 3.40 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
5.65 mm5.62 mm0.66 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799666547
Side View
Table 60.0%Crown 34.3°Girdle: MediumPavilion 41°Culet: NoneDepth 60.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £315 GBP|Low: £79 GBP|High: £666 GBP|Avg: £220 GBP
NZ Jewellers
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
October 2, 2026
Retailer 13£79 GBP
Retailer 9£88 GBP
Retailer 15£92 GBP
Retailer 14£104 GBP
Retailer 2£119 GBP
Retailer 5£138 GBP
Retailer 12£173 GBP
Retailer 7£175 GBP
Retailer 10£181 GBP
Retailer 8£247 GBP
Retailer 11£269 GBP
NZ Jewellers£315 GBP
Retailer 4£317 GBP
Retailer 6£359 GBP
Retailer 3£666 GBP

5 data points across 15 retailers

11 retailers

Retailer 1
-
£79 GBP
$106 USD
Price last confirmed 41 days ago
Retailer 2
-
£92 GBP
$124 USD
View
Price last confirmed 25 days ago
Retailer 3
-
£104 GBP
$139 USD
View
Price last confirmed 41 days ago
Retailer 4
-
£119 GBP
$160 USD
View
Price last confirmed 31 days ago
Retailer 5
-
£119 GBP
$160 USD
View
Price last confirmed 10 days ago
Retailer 6
-
£119 GBP
$160 USD
View
Price last confirmed 25 days ago
A
Retailer 7
-
£189 GBP
$253 USD
View
Retailer 8
-
£315 GBP
$423 USD
View
Price last confirmed 42 days ago
Retailer 9
-
£317 GBP
$425 USD
View
Price last confirmed 41 days ago
Retailer 10
-
£384 GBP
$515 USD
View
Price last confirmed 33 days ago
Most Expensive
NZ Jewellers
3a15c369-0caf-4f60-9ff7-98b95cb43883 · Oct 24
£384 GBP
$515 USD
View
Price last confirmed 9 days ago
10 more retailers have this diamond
Prices start from £189 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
0.66ct Round
£189 GBP