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Round|Lab Grown|IGI

3.51ct H VVS2 Round Lab Grown Diamond

EX • H/VVS2 • IGI LG722551256

Shape and cutting style on the report: Round brilliant

Certificate IGI LG722551256

Diamond specifications and retailer prices

From £386 GBP
$517 USD
As of October 29, 2026
Save £2,234 GBP (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £2,620 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.51ct lab-grown round diamond

This 3.51ct lab-grown round sits in the three to five carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG722551256 or 722551256. Listed at 18 retailers as of October 29, 2026, with prices from £386 to £2,620, a £2,234 spread on the same certified stone. Brilliant Earth lists it at £2,620. 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

3.51
Carat
H
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG722551256
Dimensions9.91 × 9.87 × 5.94 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.91 mm9.87 mm3.51 ctH / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG722551256
Side View
Table 59.0%Crown 32.2°Girdle: MediumPavilion 41.3°Culet: NoneDepth 60.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £2,620 GBP|Low: £331 GBP|High: £2,702 GBP|Avg: £963 GBP|-3.0%
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
October 29, 2026
Retailer 4£331 GBP
Retailer 17£386 GBP
Retailer 3£428 GBP
Retailer 16£428 GBP
Retailer 13£503 GBP
Retailer 9£577 GBP
Retailer 15£646 GBP
Retailer 5£669 GBP
Retailer 6£719 GBP
Retailer 2£904 GBP
Retailer 8£925 GBP
Retailer 10£929 GBP
Retailer 11£1,150 GBP
Retailer 7£1,251 GBP
Retailer 14£1,399 GBP
Retailer 12£1,581 GBP
Brilliant Earth£2,620 GBP

27 data points across 17 retailers

18 retailers£386 GBP to £2,620 GBP

Retailer 1
-
£331 GBP
$444 USD
Price last confirmed 22 days ago
A
Retailer 2
-
£386 GBP
$517 USD
View
Final sale: no returns
Retailer 3
-
£387 GBP
$518 USD
View
Price last confirmed 24 days ago
Retailer 4
-
£428 GBP
$573 USD
View
Price last confirmed 28 days ago
Retailer 5
-
£428 GBP
$573 USD
View
Price last confirmed 14 days ago
Retailer 6
-
£503 GBP
View
Price last confirmed 13 days ago
A
Retailer 7
-
£646 GBP
$865 USD
View
B+
Retailer 8
-
£669 GBP
$897 USD
View
A
Retailer 9
-
£719 GBP
$964 USD
View
B+
Retailer 10
-
£904 GBP
A$1,863 AUD
View
B+
Retailer 11
-
£925 GBP
$1,239 USD
View
B+
Retailer 12
-
£929 GBP
ZAR 20,109 ZAR
View
B+
Retailer 13
-
£1,150 GBP
$1,541 USD
View
Retailer 14
-
£1,251 GBP
View
Price last confirmed 24 days ago
Retailer 15
-
£1,375 GBP
$1,843 USD
View
Price last confirmed 23 days ago
B
Retailer 16
-
£1,399 GBP
$1,874 USD
View
B
Retailer 17
-
£1,581 GBP
View
Most Expensive
B
Brilliant Earth
18326212A · Oct 29
£2,620 GBP
$3,510 USD
View
17 more retailers have this diamond
Prices start from £386 GBPSave up to £2,234 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
3.51ct Round
£386 GBP