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Oval|Lab Grown|IGI

6.66ct G VS1 Oval Lab Grown Diamond

ID • G/VS1 • IGI LG615348244

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG615348244

Diamond specifications and retailer prices

From £666 GBP
$892 USD
As of November 1, 2026
Save £3,603 GBP (84%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £4,269 GBP at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 6.66ct lab-grown oval diamond

This 6.66ct lab-grown oval sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG615348244 or 615348244. Listed at 25 retailers as of November 1, 2026, with prices from £666 to £4,269, a £3,603 spread on the same certified stone. Brilliant Earth lists it at £4,269. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

6.66
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG615348244
Dimensions15.19 × 10.29 × 6.50 mm
L/W Ratio1.48
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
15.19 mm10.29 mm6.66 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG615348244
Side View
Table 58.0%Crown 37.3°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 63.2%

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: £4,269 GBP|Low: £640 GBP|High: £4,396 GBP|Avg: £1,659 GBP|-2.9%
Brilliant Earth
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
Retailer 17
Retailer 18
Retailer 19
November 2, 2026
Retailer 4£666 GBP
Retailer 10£725 GBP
Retailer 7£745 GBP
Retailer 8£772 GBP
Retailer 3£832 GBP
Retailer 17£903 GBP
Retailer 16£1,106 GBP
Retailer 11£1,141 GBP
Retailer 18£1,173 GBP
Retailer 2£1,179 GBP
Retailer 12£1,432 GBP
Retailer 15£1,495 GBP
Retailer 13£1,527 GBP
Retailer 9£2,173 GBP
Retailer 5£2,417 GBP
Retailer 6£2,422 GBP
Retailer 14£2,912 GBP
Retailer 19£3,235 GBP
Brilliant Earth£4,269 GBP

41 data points across 19 retailers

25 retailers£666 GBP to £4,269 GBP

A
Cheapest Retailer
-
£666 GBP
$892 USD
A
Retailer 2
-
£725 GBP
$971 USD
View
A
Retailer 3
-
£745 GBP
$998 USD
View
Final sale: no returns
Retailer 4
-
£772 GBP
$1,035 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
£772 GBP
$1,035 USD
View
Retailer 6
-
£832 GBP
View
Price last confirmed 16 days ago
A
Retailer 7
-
£903 GBP
$1,210 USD
View
B+
Retailer 8
-
£1,106 GBP
$1,482 USD
View
A
Retailer 9
-
£1,141 GBP
$1,529 USD
View
A
Retailer 10
-
£1,173 GBP
€1,497 EUR
View
A
Retailer 11
-
£1,179 GBP
View
A
Retailer 12
-
£1,432 GBP
A$2,951 AUD
View
A
Retailer 13
-
£1,495 GBP
ZAR 32,363 ZAR
View
B+
Retailer 14
-
£1,527 GBP
$2,046 USD
View
B+
Retailer 15
-
£1,881 GBP
$2,520 USD
View
B+
Retailer 16
-
£2,009 GBP
$2,692 USD
View
B+
Retailer 17
-
£2,138 GBP
View
B+
Retailer 18
-
£2,173 GBP
$2,911 USD
View
B+
Retailer 19
-
£2,417 GBP
$3,239 USD
View
B+
Retailer 20
-
£2,422 GBP
$3,245 USD
View
B
Retailer 21
-
£2,683 GBP
$3,595 USD
View
B
Retailer 22
-
£2,912 GBP
View
B
Retailer 23
-
£3,235 GBP
$4,335 USD
View
B
Retailer 24
-
£3,703 GBP
$4,962 USD
View
Most Expensive
B
Brilliant Earth
9054085A · Nov 2
£4,269 GBP
$5,720 USD
View
24 more retailers have this diamond
Prices start from £666 GBPSave up to £3,603 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
6.66ct Oval
£666 GBP