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Heart|Lab Grown|IGI

6.58ct F VVS2 Heart Lab Grown Diamond

ID • F/VVS2 • IGI LG850690206

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG850690206

Diamond specifications and retailer prices

From £1,164 GBP
HK$12,200 HKD
As of November 1, 2026
Save £3,679 GBP (76%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £4,843 GBP at With Clarity · As of November 2, 2026
View at With Clarity

About this 6.58ct lab-grown heart diamond

This 6.58ct lab-grown heart sits in the over five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG850690206 or 850690206. Listed at 10 retailers as of November 1, 2026, with prices from £1,164 to £4,843, a £3,679 spread on the same certified stone. With Clarity lists it at £4,843. 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

6.58
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850690206
Dimensions11.81 × 12.79 × 7.73 mm
L/W Ratio1.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.81 mm12.79 mm6.58 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850690206
Side View
Table 60.0%Crown 36.1°Girdle: STK-THKPavilion 39.5°Culet: NoneDepth 60.4%

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: £1,414 GBP|Low: £1,164 GBP|High: £4,843 GBP|Avg: £2,447 GBP|-3.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
With Clarity
November 2, 2026
Retailer 8£1,164 GBP
Retailer 6£1,293 GBP
Retailer 1£1,414 GBP
Retailer 5£1,563 GBP
Retailer 3£1,598 GBP
Retailer 7£2,347 GBP
Retailer 2£3,159 GBP
Retailer 9£3,441 GBP
Retailer 4£3,959 GBP
With Clarity£4,843 GBP

10 data points across 10 retailers

10 retailers£1,164 GBP to £4,843 GBP

A
Cheapest Retailer
-
£1,164 GBP
HK$12,200 HKD
A
Retailer 2
-
£1,293 GBP
$1,735 USD
View
A
Retailer 3
-
£1,414 GBP
View
A
Retailer 4
-
£1,563 GBP
$2,097 USD
View
A
Retailer 5
-
£1,598 GBP
€2,042 EUR
View
B+
Retailer 6
-
£2,347 GBP
$3,149 USD
View
B
Retailer 7
-
£3,159 GBP
View
B
Retailer 8
-
£3,441 GBP
$4,617 USD
View
B
Retailer 9
-
£3,959 GBP
A$8,173 AUD
View
Most Expensive
B
With Clarity
850690206 · Nov 2
£4,843 GBP
$6,499 USD
View
9 more retailers have this diamond
Prices start from £1,164 GBPSave up to £3,679 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
6.58ct Heart
£1,164 GBP