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Round|Lab Grown|IGI

3.03ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG728517452

Shape and cutting style on the report: Round brilliant

Certificate IGI LG728517452

Diamond specifications and retailer prices

From £362 GBP
$485 USD
As of October 29, 2026
Save £1,513 GBP (81%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: £1,875 GBP at MOH London · As of November 1, 2026
View at MOH London

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 LG728517452 or 728517452. Listed at 27 retailers as of October 29, 2026, with prices from £362 to £1,875, a £1,513 spread on the same certified stone. MOH London lists it at £1,875. 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 angle34.3°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG728517452
Dimensions9.35 × 9.27 × 5.69 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
9.35 mm9.27 mm3.03 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG728517452
Side View
Table 60.0%Crown 34.3°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 61.1%

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: Oct 29
Current: £1,875 GBP|Low: £289 GBP|High: £1,898 GBP|Avg: £890 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 3£405 GBP
Retailer 9£449 GBP
Retailer 12£669 GBP
Retailer 11£699 GBP
Retailer 7£702 GBP
Retailer 2£744 GBP
Retailer 4£781 GBP
Retailer 5£949 GBP
Retailer 6£975 GBP
Retailer 8£1,208 GBP
Retailer 10£1,681 GBP
MOH London£1,875 GBP

41 data points across 12 retailers

27 retailers£362 GBP to £1,875 GBP

Retailer 1
-
£362 GBP
$485 USD
Price last confirmed 41 days ago
A
Retailer 2
-
£362 GBP
$485 USD
View
Retailer 3
-
£362 GBP
$485 USD
View
Price last confirmed 34 days ago
A
Retailer 4
-
£362 GBP
$485 USD
View
A
Retailer 5
-
£405 GBP
$543 USD
View
Final sale: no returns
Retailer 6
-
£406 GBP
$544 USD
View
Price last confirmed 39 days ago
Retailer 7
-
£406 GBP
$544 USD
View
Price last confirmed 26 days ago
Retailer 8
-
£443 GBP
$594 USD
View
Price last confirmed 33 days ago
Retailer 9
-
£443 GBP
$594 USD
View
Price last confirmed 41 days ago
Retailer 10
-
£449 GBP
$602 USD
View
Price last confirmed 16 days ago
Retailer 11
-
£449 GBP
$602 USD
View
Price last confirmed 30 days ago
A
Retailer 12
-
£449 GBP
$602 USD
View
A
Retailer 13
-
£449 GBP
$602 USD
View
A
Retailer 14
-
£669 GBP
$896 USD
View
A
Retailer 15
-
£699 GBP
$937 USD
View
A
Retailer 16
-
£702 GBP
$940 USD
View
A
Retailer 17
-
£744 GBP
View
B+
Retailer 18
-
£781 GBP
$1,047 USD
View
B+
Retailer 19
-
£949 GBP
A$1,956 AUD
View
B+
Retailer 20
-
£975 GBP
ZAR 21,108 ZAR
View
Retailer 21
-
£1,181 GBP
$1,583 USD
View
Price last confirmed 41 days ago
Retailer 22
-
£1,181 GBP
$1,583 USD
View
Price last confirmed 32 days ago
B+
Retailer 23
-
£1,208 GBP
$1,618 USD
View
B
Retailer 24
-
£1,465 GBP
$1,963 USD
View
B
Retailer 25
-
£1,570 GBP
$2,104 USD
View
B
Retailer 26
-
£1,681 GBP
$2,252 USD
View
Most Expensive
B
MOH London
LG728517452 · Nov 1
£1,875 GBP
View
26 more retailers have this diamond
Prices start from £362 GBPSave up to £1,513 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
£362 GBP