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Round|Lab Grown|IGI

6.75ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG593375873

Shape and cutting style on the report: Round brilliant

Certificate IGI LG593375873

Diamond specifications and retailer prices

From £816 GBP
$1,094 USD
As of October 29, 2026
Save £4,542 GBP (85%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £5,359 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 6.75ct lab-grown round diamond

This 6.75ct 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 LG593375873 or 593375873. Listed at 21 retailers as of October 29, 2026, with prices from £816 to £5,359, a £4,542 spread on the same certified stone. Brilliant Earth lists it at £5,359. 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

6.75
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG593375873
Dimensions12.25 × 12.22 × 7.37 mm
L/W Ratio1.00
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
12.25 mm12.22 mm6.75 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG593375873
Side View
Table 58.0%Crown 34°Girdle: MediumPavilion 40.6°Culet: NoneDepth 60.2%

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: Oct 29
Current: £5,359 GBP|Low: £728 GBP|High: £7,165 GBP|Avg: £1,957 GBP|-10.0%
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
Retailer 20
Retailer 21
October 31, 2026
Retailer 7£816 GBP
Retailer 19£888 GBP
Retailer 10£914 GBP
Retailer 3£947 GBP
Retailer 5£947 GBP
Retailer 13£1,078 GBP
Retailer 4£1,246 GBP
Retailer 9£1,306 GBP
Retailer 2£1,364 GBP
Retailer 15£1,367 GBP
Retailer 14£1,507 GBP
Retailer 18£1,754 GBP
Retailer 6£1,776 GBP
Retailer 16£1,833 GBP
Retailer 20£1,922 GBP
Retailer 21£2,235 GBP
Retailer 11£2,743 GBP
Retailer 17£3,217 GBP
Retailer 12£3,311 GBP
Retailer 8£4,990 GBP
Brilliant Earth£5,359 GBP

38 data points across 21 retailers

21 retailers£816 GBP to £5,359 GBP

A
Cheapest Retailer
-
£816 GBP
$1,094 USD
A
Retailer 2
-
£888 GBP
$1,190 USD
View
A
Retailer 3
-
£914 GBP
$1,225 USD
View
Final sale: no returns
Retailer 4
-
£947 GBP
$1,269 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
£947 GBP
$1,269 USD
View
A
Retailer 6
-
£1,078 GBP
$1,445 USD
View
Retailer 7
-
£1,246 GBP
View
Price last confirmed 14 days ago
A
Retailer 8
-
£1,306 GBP
$1,750 USD
View
A
Retailer 9
-
£1,364 GBP
€1,741 EUR
View
A
Retailer 10
-
£1,367 GBP
View
B+
Retailer 11
-
£1,507 GBP
$2,019 USD
View
Retailer 12
-
£1,754 GBP
A$3,615 AUD
View
Price last confirmed 9 days ago
B+
Retailer 13
-
£1,776 GBP
$2,379 USD
View
B+
Retailer 14
-
£1,833 GBP
ZAR 39,676 ZAR
View
B+
Retailer 15
-
£1,922 GBP
$2,575 USD
View
B+
Retailer 16
-
£2,235 GBP
$2,994 USD
View
B
Retailer 17
-
£2,743 GBP
$3,675 USD
View
B
Retailer 18
-
£3,217 GBP
View
B
Retailer 19
-
£3,311 GBP
$4,436 USD
View
B
Retailer 20
-
£4,990 GBP
$6,686 USD
View
Most Expensive
B
Brilliant Earth
8046925A · Oct 30
£5,359 GBP
$7,180 USD
View
20 more retailers have this diamond
Prices start from £816 GBPSave up to £4,542 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
6.75ct Round
£816 GBP