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Round|Lab Grown|IGI

3.50ct G VVS2 Round Lab Grown Diamond

EX • G/VVS2 • IGI LG655426256

Shape and cutting style on the report: Round brilliant

Certificate IGI LG655426256

Diamond specifications and retailer prices

From £853 GBP
$1,136 USD
As of October 30, 2026
Save £3,345 GBP (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £4,198 GBP at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 3.5ct lab-grown round diamond

This 3.5ct lab-grown round sits in the three to five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG655426256 or 655426256. Listed at 13 retailers as of October 30, 2026, with prices from £853 to £4,198, a £3,345 spread on the same certified stone. Taylor and Hart lists it at £4,198. 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

3.50
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG655426256
Dimensions9.91 × 9.85 × 5.78 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
9.91 mm9.85 mm3.50 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG655426256
Side View
Table 61.0%Crown 33.5°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 58.5%

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: Oct 30
Current: £1,663 GBP|Low: £853 GBP|High: £3,855 GBP|Avg: £2,068 GBP|+1.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 3£853 GBP
Retailer 11£1,328 GBP
Retailer 7£1,628 GBP
Retailer 1£1,663 GBP
Retailer 10£1,700 GBP
Retailer 8£2,055 GBP
Retailer 2£2,219 GBP
Retailer 6£2,678 GBP
Retailer 4£2,749 GBP
Retailer 9£3,077 GBP
Retailer 5£3,824 GBP

43 data points across 11 retailers

13 retailers£853 GBP to £4,198 GBP

A
Cheapest Retailer
-
£853 GBP
$1,136 USD
B+
Retailer 2
-
£1,201 GBP
$1,600 USD
View
B+
Retailer 3
-
£1,328 GBP
$1,768 USD
View
Retailer 4
-
£1,628 GBP
View
Price last confirmed 13 days ago
B
Retailer 5
-
£1,663 GBP
View
B
Retailer 6
-
£1,700 GBP
$2,264 USD
View
B
Retailer 7
-
£2,055 GBP
$2,736 USD
View
B
Retailer 8
-
£2,219 GBP
$2,955 USD
View
Retailer 9
-
£2,678 GBP
A$5,487 AUD
View
Price last confirmed 7 days ago
B
Retailer 10
-
£2,749 GBP
ZAR 59,145 ZAR
View
B
Retailer 11
-
£3,077 GBP
$4,098 USD
View
B
Retailer 12
-
£3,824 GBP
View
Most Expensive
B
Taylor and Hart
GJAO7IZ · Oct 30
£4,198 GBP
$5,590 USD
View
12 more retailers have this diamond
Prices start from £853 GBPSave up to £3,345 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
3.50ct Round
£853 GBP