CaratHunter
Plans
Round|Lab Grown|IGI

6.54ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG601308252

Shape and cutting style on the report: Round brilliant

Certificate IGI LG601308252

Diamond specifications and retailer prices

From £758 GBP
$1,015 USD
As of November 1, 2026
Save £4,765 GBP (86%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £5,523 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 6.54ct lab-grown round diamond

This 6.54ct 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 LG601308252 or 601308252. Listed at 13 retailers as of October 31, 2026, with prices from £758 to £5,523, a £4,765 spread on the same certified stone. Brilliant Earth lists it at £5,523. 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

6.54
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG601308252
Dimensions12.00 × 11.93 × 7.41 mm
L/W Ratio1.01
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
12.00 mm11.93 mm6.54 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG601308252
Side View
Table 58.0%Crown 34.1°Girdle: MediumPavilion 41.3°Culet: NoneDepth 61.9%

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: £5,523 GBP|Low: £606 GBP|High: £7,516 GBP|Avg: £2,114 GBP|-26.5%
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
November 1, 2026
Retailer 14£758 GBP
Retailer 3£824 GBP
Retailer 17£849 GBP
Retailer 5£1,089 GBP
Retailer 10£1,150 GBP
Retailer 12£1,335 GBP
Retailer 15£1,402 GBP
Retailer 13£1,403 GBP
Retailer 11£1,629 GBP
Retailer 16£1,647 GBP
Retailer 4£1,837 GBP
Retailer 9£2,262 GBP
Retailer 7£2,948 GBP
Retailer 6£2,963 GBP
Retailer 2£2,980 GBP
Retailer 8£4,152 GBP
Brilliant Earth£5,523 GBP

41 data points across 17 retailers

13 retailers£758 GBP to £5,523 GBP

A
Cheapest Retailer
-
£758 GBP
$1,015 USD
A
Retailer 2
-
£824 GBP
$1,104 USD
View
A
Retailer 3
-
£849 GBP
$1,137 USD
View
Final sale: no returns
A
Retailer 4
-
£1,089 GBP
HK$11,400 HKD
View
A
Retailer 5
-
£1,150 GBP
View
A
Retailer 6
-
£1,335 GBP
€1,704 EUR
View
B+
Retailer 7
-
£1,402 GBP
$1,879 USD
View
A
Retailer 8
-
£1,403 GBP
$1,880 USD
View
B+
Retailer 9
-
£1,629 GBP
A$3,357 AUD
View
B+
Retailer 10
-
£1,647 GBP
$2,207 USD
View
B+
Retailer 11
-
£1,837 GBP
$2,461 USD
View
B
Retailer 12
-
£2,980 GBP
View
Most Expensive
B
Brilliant Earth
15433260A · Oct 31
£5,523 GBP
$7,400 USD
View
12 more retailers have this diamond
Prices start from £758 GBPSave up to £4,765 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
6.54ct Round
£758 GBP