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Round|Lab Grown|IGI

3.03ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG733591296

Shape and cutting style on the report: Round brilliant

Certificate IGI LG733591296

Diamond specifications and retailer prices

From £284 GBP
$380 USD
As of November 1, 2026
Save £2,135 GBP (88%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £2,418 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 LG733591296 or 733591296. Listed at 23 retailers as of October 31, 2026, with prices from £284 to £2,418, a £2,135 spread on the same certified stone. Brilliant Earth lists it at £2,418. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733591296
Dimensions9.35 × 9.31 × 5.64 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.35 mm9.31 mm3.03 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733591296
Side View
Table 57.0%Crown 33.3°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.5%

Caratlytics Score

How it works →
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: £2,418 GBP|Low: £277 GBP|High: £2,470 GBP|Avg: £820 GBP|-2.1%
Brilliant Earth
Retailer 2
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Retailer 21
November 1, 2026
Retailer 11£284 GBP
Retailer 9£318 GBP
Retailer 20£318 GBP
Retailer 5£352 GBP
Retailer 6£352 GBP
Retailer 19£463 GBP
Retailer 13£470 GBP
Retailer 14£472 GBP
Retailer 16£563 GBP
Retailer 15£630 GBP
Retailer 17£741 GBP
Retailer 4£755 GBP
Retailer 18£764 GBP
Retailer 21£883 GBP
Retailer 12£1,131 GBP
Retailer 10£1,160 GBP
Retailer 8£1,318 GBP
Retailer 7£1,320 GBP
Retailer 2£1,375 GBP
Retailer 3£1,496 GBP
Brilliant Earth£2,418 GBP

26 data points across 21 retailers

23 retailers£284 GBP to £2,418 GBP

A
Cheapest Retailer
-
£284 GBP
$380 USD
A
Retailer 2
-
£318 GBP
$426 USD
View
Final sale: no returns
A
Retailer 3
-
£318 GBP
$426 USD
View
Retailer 4
-
£352 GBP
$471 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
£352 GBP
$471 USD
View
A
Retailer 6
-
£463 GBP
$620 USD
View
A
Retailer 7
-
£470 GBP
View
B+
Retailer 8
-
£472 GBP
$632 USD
View
A
Retailer 9
-
£563 GBP
€719 EUR
View
A
Retailer 10
-
£630 GBP
View
A
Retailer 11
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£741 GBP
A$1,527 AUD
View
A
Retailer 12
-
£755 GBP
$1,011 USD
View
A
Retailer 13
-
£764 GBP
ZAR 16,532 ZAR
View
B+
Retailer 14
-
£883 GBP
$1,183 USD
View
Retailer 15
-
£1,093 GBP
$1,465 USD
View
Price last confirmed 46 days ago
B+
Retailer 16
-
£1,131 GBP
$1,516 USD
View
B+
Retailer 17
-
£1,160 GBP
$1,554 USD
View
B+
Retailer 18
-
£1,228 GBP
$1,646 USD
View
B+
Retailer 19
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£1,318 GBP
$1,766 USD
View
B
Retailer 20
-
£1,320 GBP
$1,769 USD
View
B+
Retailer 21
-
£1,375 GBP
View
B
Retailer 22
-
£1,496 GBP
$2,005 USD
View
Most Expensive
B
Brilliant Earth
15818791A · Oct 31
£2,418 GBP
$3,240 USD
View
22 more retailers have this diamond
Prices start from £284 GBPSave up to £2,135 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
£284 GBP