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Heart|Lab Grown|IGI

6.57ct F VVS2 Heart Lab Grown Diamond

VG • F/VVS2 • IGI LG795604327

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG795604327

Diamond specifications and retailer prices

From £1,164 GBP
HK$12,200 HKD
As of November 1, 2026
Save £2,790 GBP (71%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £3,953 GBP at Novita Diamonds · As of October 31, 2026
View at Novita Diamonds

About this 6.57ct lab-grown heart diamond

This 6.57ct lab-grown heart sits in the over five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG795604327 or 795604327. Listed at 10 retailers as of October 31, 2026, with prices from £1,164 to £3,953, a £2,790 spread on the same certified stone. Novita Diamonds lists it at £3,953. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

6.57
Carat
F
Colour
VVS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG795604327
Dimensions11.96 × 13.02 × 7.47 mm
L/W Ratio1.09
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.96 mm13.02 mm6.57 ctF / VVS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG795604327
Side View
Table 65.0%Crown 34.8°Girdle: STK-THKPavilion 39.9°Culet: NoneDepth 57.4%

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: £3,953 GBP|Low: £1,164 GBP|High: £4,012 GBP|Avg: £2,309 GBP|+3.3%
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 6£1,164 GBP
Retailer 7£1,291 GBP
Retailer 2£1,412 GBP
Retailer 8£1,561 GBP
Retailer 3£1,575 GBP
Retailer 9£2,341 GBP
Retailer 4£3,159 GBP
Retailer 10£3,435 GBP
Retailer 5£3,627 GBP
Novita Diamonds£3,953 GBP

42 data points across 10 retailers

10 retailers£1,164 GBP to £3,953 GBP

A
Cheapest Retailer
-
£1,164 GBP
HK$12,200 HKD
A
Retailer 2
-
£1,291 GBP
$1,733 USD
View
A
Retailer 3
-
£1,412 GBP
View
B+
Retailer 4
-
£1,561 GBP
$2,095 USD
View
A
Retailer 5
-
£1,575 GBP
€2,013 EUR
View
B+
Retailer 6
-
£2,341 GBP
$3,141 USD
View
Retailer 7
-
£3,159 GBP
View
Price last confirmed 8 days ago
B
Retailer 8
-
£3,435 GBP
$4,610 USD
View
B
Retailer 9
-
£3,627 GBP
$4,867 USD
View
Most Expensive
B
Novita Diamonds
cert_795604327 · Oct 31
£3,953 GBP
A$8,162 AUD
View
9 more retailers have this diamond
Prices start from £1,164 GBPSave up to £2,790 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
6.57ct Heart
£1,164 GBP