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Round|Lab Grown|IGI

3.20ct I VS1 Round Lab Grown Diamond

EX • I/VS1 • IGI LG634412448

Shape and cutting style on the report: Round brilliant

Certificate IGI LG634412448

Diamond specifications and retailer prices

From £511 GBP
$685 USD
As of October 31, 2026
Save £2,205 GBP (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,717 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.2ct lab-grown round diamond

This 3.2ct lab-grown round sits in the three to five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG634412448 or 634412448. Listed at 14 retailers as of October 31, 2026, with prices from £511 to £2,717, a £2,205 spread on the same certified stone. Do Amore Diamonds lists it at £2,717. 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

3.20
Carat
I
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG634412448
Dimensions9.41 × 9.34 × 5.86 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
9.41 mm9.34 mm3.20 ctI / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG634412448
Side View
Table 58.0%Crown 35.9°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.6%

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 31
Current: £2,717 GBP|Low: £489 GBP|High: £2,717 GBP|Avg: £1,014 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 9£511 GBP
Retailer 4£532 GBP
Retailer 2£562 GBP
Retailer 10£600 GBP
Retailer 11£610 GBP
Retailer 12£666 GBP
Retailer 5£910 GBP
Retailer 8£1,066 GBP
Retailer 7£1,325 GBP
Retailer 3£1,459 GBP
Retailer 6£1,542 GBP
Do Amore Diamonds£2,717 GBP

33 data points across 12 retailers

14 retailers£511 GBP to £2,717 GBP

Retailer 1
-
£380 GBP
$509 USD
Price last confirmed 29 days ago
A
Retailer 2
-
£511 GBP
$685 USD
View
A
Retailer 3
-
£562 GBP
View
B+
Retailer 4
-
£600 GBP
$804 USD
View
A
Retailer 5
-
£610 GBP
$818 USD
View
A
Retailer 6
-
£666 GBP
$893 USD
View
B+
Retailer 7
-
£910 GBP
ZAR 19,702 ZAR
View
B
Retailer 8
-
£1,066 GBP
$1,428 USD
View
B
Retailer 9
-
£1,325 GBP
$1,775 USD
View
Retailer 10
-
£1,348 GBP
$1,806 USD
View
Price last confirmed 24 days ago
Retailer 11
-
£1,351 GBP
$1,810 USD
View
Price last confirmed 27 days ago
B
Retailer 12
-
£1,459 GBP
$1,955 USD
View
B
Retailer 13
-
£1,542 GBP
View
Most Expensive
B
Do Amore Diamonds
27-1E7CDBF63 · Oct 31
£2,717 GBP
$3,640 USD
View
13 more retailers have this diamond
Prices start from £511 GBPSave up to £2,205 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
3.20ct Round
£511 GBP