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Round|Lab Grown|IGI

3.03ct G VS1 Round Lab Grown Diamond

EX • G/VS1 • IGI LG770622726

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770622726

Diamond specifications and retailer prices

From £289 GBP
$387 USD
As of November 1, 2026
Save £2,458 GBP (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £2,746 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.03ct lab-grown round diamond

This 3.03ct lab-grown round sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG770622726 or 770622726. Listed at 21 retailers as of October 31, 2026, with prices from £289 to £2,746, a £2,458 spread on the same certified stone. Brilliant Earth lists it at £2,746. 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
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770622726
Dimensions9.43 × 9.38 × 5.58 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
9.43 mm9.38 mm3.03 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770622726
Side View
Table 62.0%Crown 34.8°Girdle: THN-MEDPavilion 40.7°Culet: NoneDepth 59.3%

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: Nov 1
Current: £2,746 GBP|Low: £281 GBP|High: £2,963 GBP|Avg: £862 GBP|-7.3%
Brilliant Earth
Retailer 2
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Retailer 20
November 1, 2026
Retailer 7£289 GBP
Retailer 4£323 GBP
Retailer 19£324 GBP
Retailer 15£358 GBP
Retailer 12£360 GBP
Retailer 10£470 GBP
Retailer 3£570 GBP
Retailer 20£642 GBP
Retailer 13£647 GBP
Retailer 17£756 GBP
Retailer 8£758 GBP
Retailer 9£782 GBP
Retailer 18£864 GBP
Retailer 5£1,142 GBP
Retailer 16£1,152 GBP
Retailer 6£1,179 GBP
Retailer 14£1,341 GBP
Retailer 2£1,400 GBP
Retailer 11£1,496 GBP
Brilliant Earth£2,746 GBP

26 data points across 20 retailers

21 retailers£289 GBP to £2,746 GBP

A
Cheapest Retailer
-
£289 GBP
$387 USD
A
Retailer 2
-
£323 GBP
$433 USD
View
Final sale: no returns
A
Retailer 3
-
£324 GBP
$434 USD
View
Retailer 4
-
£352 GBP
$471 USD
View
Price last confirmed 43 days ago
A
Retailer 5
-
£358 GBP
$480 USD
View
Retailer 6
-
£360 GBP
$483 USD
View
Price last confirmed 7 days ago
A
Retailer 7
-
£470 GBP
$630 USD
View
B+
Retailer 8
-
£570 GBP
$764 USD
View
A
Retailer 9
-
£642 GBP
$860 USD
View
A
Retailer 10
-
£647 GBP
View
A
Retailer 11
-
£756 GBP
$1,013 USD
View
A
Retailer 12
-
£758 GBP
A$1,563 AUD
View
A
Retailer 13
-
£782 GBP
ZAR 16,930 ZAR
View
B+
Retailer 14
-
£864 GBP
$1,157 USD
View
B+
Retailer 15
-
£1,142 GBP
SGD 2,067 SGD
View
B+
Retailer 16
-
£1,152 GBP
$1,543 USD
View
B+
Retailer 17
-
£1,179 GBP
$1,580 USD
View
B+
Retailer 18
-
£1,341 GBP
$1,797 USD
View
B
Retailer 19
-
£1,400 GBP
View
B
Retailer 20
-
£1,496 GBP
$2,005 USD
View
Most Expensive
B
Brilliant Earth
21632910A · Oct 31
£2,746 GBP
$3,680 USD
View
20 more retailers have this diamond
Prices start from £289 GBPSave up to £2,458 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
£289 GBP