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Round|Lab Grown|IGI

3.03ct I VS1 Round Lab Grown Diamond

EX • I/VS1 • IGI LG634412576

Shape and cutting style on the report: Round brilliant

Certificate IGI LG634412576

Diamond specifications and retailer prices

From £485 GBP
$650 USD
As of October 29, 2026
Save £2,127 GBP (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,612 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.03ct lab-grown round diamond

This 3.03ct 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 LG634412576 or 634412576. Listed at 14 retailers as of October 29, 2026, with prices from £485 to £2,612, a £2,127 spread on the same certified stone. Do Amore Diamonds lists it at £2,612. 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

3.03
Carat
I
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG634412576
Dimensions9.33 × 9.29 × 5.61 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
9.33 mm9.29 mm3.03 ctI / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG634412576
Side View
Table 61.0%Crown 36.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.3%

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 29
Current: £2,612 GBP|Low: £470 GBP|High: £2,612 GBP|Avg: £994 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
Retailer 13
October 30, 2026
Retailer 10£485 GBP
Retailer 5£491 GBP
Retailer 2£539 GBP
Retailer 11£578 GBP
Retailer 12£592 GBP
Retailer 13£603 GBP
Retailer 6£874 GBP
Retailer 9£1,023 GBP
Retailer 4£1,206 GBP
Retailer 8£1,310 GBP
Retailer 3£1,407 GBP
Retailer 7£1,481 GBP
Do Amore Diamonds£2,612 GBP

33 data points across 13 retailers

14 retailers£485 GBP to £2,612 GBP

Retailer 1
-
£365 GBP
$489 USD
Price last confirmed 28 days ago
A
Retailer 2
-
£485 GBP
$650 USD
View
A
Retailer 3
-
£539 GBP
View
B+
Retailer 4
-
£578 GBP
$775 USD
View
A
Retailer 5
-
£592 GBP
$793 USD
View
A
Retailer 6
-
£603 GBP
$808 USD
View
B+
Retailer 7
-
£874 GBP
ZAR 18,918 ZAR
View
B+
Retailer 8
-
£1,023 GBP
$1,371 USD
View
Retailer 9
-
£1,294 GBP
$1,734 USD
View
Price last confirmed 23 days ago
B
Retailer 10
-
£1,310 GBP
$1,755 USD
View
Retailer 11
-
£1,321 GBP
$1,770 USD
View
Price last confirmed 26 days ago
B
Retailer 12
-
£1,407 GBP
$1,885 USD
View
B
Retailer 13
-
£1,481 GBP
View
Most Expensive
B
Do Amore Diamonds
27-F416E72AD · Oct 29
£2,612 GBP
$3,500 USD
View
13 more retailers have this diamond
Prices start from £485 GBPSave up to £2,127 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
3.03ct Round
£485 GBP