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Oval|Lab Grown|IGI

1.50ct G VVS2 Oval Lab Grown Diamond

ID • G/VVS2 • IGI LG666420507

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG666420507

Diamond specifications and retailer prices

From £378 GBP
€482 EUR
As of October 31, 2026
Save £742 GBP (66%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £1,119 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.5ct lab-grown oval diamond

This 1.5ct lab-grown oval sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG666420507 or 666420507. Listed at 10 retailers as of October 31, 2026, with prices from £378 to £1,119, a £742 spread on the same certified stone. Brilliant Earth lists it at £1,119. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG666420507
Dimensions8.90 × 6.50 × 4.12 mm
L/W Ratio1.37
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
8.90 mm6.50 mm1.50 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG666420507
Side View
Table 60.0%Crown 35.4°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.4%

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: Oct 31
Current: £1,119 GBP|Low: £360 GBP|High: £1,440 GBP|Avg: £647 GBP|-22.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 4£378 GBP
Retailer 6£379 GBP
Retailer 9£380 GBP
Retailer 7£411 GBP
Retailer 2£427 GBP
Retailer 5£582 GBP
Retailer 10£762 GBP
Retailer 3£901 GBP
Retailer 8£903 GBP
Brilliant Earth£1,119 GBP

42 data points across 10 retailers

10 retailers£378 GBP to £1,119 GBP

A
Cheapest Retailer
-
£378 GBP
€482 EUR
A
Retailer 2
-
£379 GBP
$508 USD
View
A
Retailer 3
-
£380 GBP
$509 USD
View
A
Retailer 4
-
£411 GBP
$551 USD
View
A
Retailer 5
-
£427 GBP
View
B+
Retailer 6
-
£582 GBP
$780 USD
View
B
Retailer 7
-
£762 GBP
$1,021 USD
View
B
Retailer 8
-
£901 GBP
View
B
Retailer 9
-
£922 GBP
$1,235 USD
View
Most Expensive
B
Brilliant Earth
14981502A · Oct 31
£1,119 GBP
$1,500 USD
View
9 more retailers have this diamond
Prices start from £378 GBPSave up to £742 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
1.50ct Oval
£378 GBP