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Round|Lab Grown|IGI

6.00ct D VVS1 Round Lab Grown Diamond

EX • D/VVS1 • IGI LG685553355

Shape and cutting style on the report: Round brilliant

Certificate IGI LG685553355

Diamond specifications and retailer prices

From £3,459 GBP
$4,635 USD
As of October 29, 2026
Save £4,893 GBP (59%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £11,152 GBP at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 6ct lab-grown round diamond

This 6ct lab-grown round sits in the over five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG685553355 or 685553355. Listed at 19 retailers as of October 29, 2026, with a 141% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

6.00
Carat
D
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685553355
Dimensions11.81 × 11.75 × 7.08 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
11.81 mm11.75 mm6.00 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685553355
Side View
Table 60.0%Crown 32.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 60.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £3,651 GBP|Low: £3,459 GBP|High: £14,352 GBP|Avg: £6,098 GBP|-5.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
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Retailer 10
Retailer 11
Retailer 12
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Retailer 19
Reve Diamonds
October 30, 2026
Retailer 17£3,459 GBP
Retailer 4£3,625 GBP
Retailer 1£3,651 GBP
Retailer 5£3,823 GBP
Retailer 9£3,873 GBP
Retailer 11£4,012 GBP
Retailer 15£4,012 GBP
Retailer 6£4,038 GBP
Retailer 16£5,014 GBP
Retailer 3£5,124 GBP
Retailer 12£5,192 GBP
Retailer 2£5,859 GBP
Retailer 18£6,027 GBP
Retailer 19£6,848 GBP
Retailer 7£7,248 GBP
Retailer 10£7,523 GBP
Retailer 13£7,763 GBP
Retailer 14£8,352 GBP
Reve Diamonds£11,152 GBP
Retailer 8£14,352 GBP

33 data points across 20 retailers

19 retailers£3,459 GBP to £8,352 GBP

B+
Cheapest Retailer
-
£3,459 GBP
$4,635 USD
Retailer 2
-
£3,625 GBP
$4,857 USD
View
Price last confirmed 17 days ago
B+
Retailer 3
-
£3,651 GBP
View
B
Retailer 4
-
£3,823 GBP
$5,123 USD
View
B+
Retailer 5
-
£3,873 GBP
$5,190 USD
View
Final sale: no returns
B+
Retailer 6
-
£4,012 GBP
$5,376 USD
View
Retailer 7
-
£4,012 GBP
$5,376 USD
View
Price last confirmed 14 days ago
B+
Retailer 8
-
£4,038 GBP
$5,410 USD
View
B
Retailer 9
-
£5,014 GBP
$6,718 USD
View
Retailer 10
-
£5,124 GBP
$6,866 USD
View
Price last confirmed 11 days ago
B
Retailer 11
-
£5,192 GBP
View
B
Retailer 12
-
£5,859 GBP
$7,850 USD
View
Retailer 13
-
£6,027 GBP
$8,075 USD
View
Price last confirmed 12 days ago
B
Retailer 14
-
£7,248 GBP
$9,711 USD
View
B
Retailer 15
-
£7,523 GBP
$10,080 USD
View
B
Retailer 16
-
£7,763 GBP
ZAR 168,041 ZAR
View
B
Retailer 17
-
£8,352 GBP
View
Most Expensive
Reve Diamonds
4A6C58C56 · Oct 30
£11,152 GBP
$14,942 USD
View
Price under review
17 more retailers have this diamond
Prices start from £3,459 GBPSave up to £4,893 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.

B+
6.00ct Round
£3,459 GBP