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Round|Lab Grown|IGI

6.60ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG696543425

Shape and cutting style on the report: Round brilliant

Certificate IGI LG696543425

Diamond specifications and retailer prices

From £739 GBP
$990 USD
As of October 29, 2026
Save £3,358 GBP (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £4,097 GBP at With Clarity · As of October 31, 2026
View at With Clarity

About this 6.6ct lab-grown round diamond

This 6.6ct lab-grown round 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 LG696543425 or 696543425. Listed at 21 retailers as of October 29, 2026, with prices from £739 to £4,097, a £3,358 spread on the same certified stone. With Clarity lists it at £4,097. 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

6.60
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG696543425
Dimensions12.10 × 12.20 × 7.22 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.10 mm12.20 mm6.60 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG696543425
Side View
Table 59.0%Crown 33.2°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 59.4%

Caratlytics Score

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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 29
Current: £1,388 GBP|Low: £710 GBP|High: £2,946 GBP|Avg: £1,493 GBP|+1.1%
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
October 31, 2026
Retailer 2£739 GBP
Retailer 3£858 GBP
Retailer 5£858 GBP
Retailer 12£989 GBP
Retailer 8£1,126 GBP
Retailer 11£1,269 GBP
Retailer 7£1,318 GBP
Retailer 1£1,388 GBP
Retailer 6£1,589 GBP
Retailer 10£1,659 GBP
Retailer 13£1,848 GBP
Retailer 4£2,658 GBP
Retailer 9£2,923 GBP

33 data points across 13 retailers

21 retailers£739 GBP to £4,097 GBP

A
Cheapest Retailer
-
£739 GBP
$990 USD
A
Retailer 2
-
£804 GBP
$1,077 USD
View
Retailer 3
-
£858 GBP
$1,149 USD
View
Price last confirmed 14 days ago
A
Retailer 4
-
£858 GBP
$1,149 USD
View
A
Retailer 5
-
£984 GBP
HK$10,300 HKD
View
A
Retailer 6
-
£989 GBP
$1,325 USD
View
A
Retailer 7
-
£1,126 GBP
View
A
Retailer 8
-
£1,162 GBP
$1,557 USD
View
B+
Retailer 9
-
£1,269 GBP
$1,700 USD
View
A
Retailer 10
-
£1,318 GBP
View
A
Retailer 11
-
£1,388 GBP
€1,771 EUR
View
B+
Retailer 12
-
£1,589 GBP
A$3,275 AUD
View
B+
Retailer 13
-
£1,607 GBP
$2,153 USD
View
B+
Retailer 14
-
£1,659 GBP
ZAR 35,909 ZAR
View
B+
Retailer 15
-
£1,848 GBP
$2,476 USD
View
B+
Retailer 16
-
£2,123 GBP
$2,845 USD
View
B
Retailer 17
-
£2,658 GBP
$3,562 USD
View
B
Retailer 18
-
£2,860 GBP
SGD 5,179 SGD
View
B
Retailer 19
-
£2,923 GBP
View
B
Retailer 20
-
£2,988 GBP
$4,003 USD
View
Most Expensive
B
With Clarity
696543425 · Oct 31
£4,097 GBP
$5,490 USD
View
20 more retailers have this diamond
Prices start from £739 GBPSave up to £3,358 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
6.60ct Round
£739 GBP