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Round|Lab Grown|IGI

3.03ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG804663134

Shape and cutting style on the report: Round brilliant

Certificate IGI LG804663134

Diamond specifications and retailer prices

From £483 GBP
As of November 4, 2026
Save £1,136 GBP (70%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £4,037 GBP at Brilliant Earth · As of October 28, 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG804663134 or 804663134. Listed at 25 retailers as of November 3, 2026, with a 235% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804663134
Dimensions9.32 × 9.28 × 5.67 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
9.32 mm9.28 mm3.03 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804663134
Side View
Table 58.0%Crown 34.9°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.0%

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: Nov 4
Current: £4,037 GBP|Low: £349 GBP|High: £4,037 GBP|Avg: £1,096 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 5, 2026
Retailer 4£349 GBP
Retailer 6£433 GBP
Retailer 14£483 GBP
Retailer 13£537 GBP
Retailer 8£552 GBP
Retailer 3£579 GBP
Retailer 9£651 GBP
Retailer 7£708 GBP
Retailer 12£913 GBP
Retailer 10£939 GBP
Retailer 11£1,015 GBP
Retailer 2£1,584 GBP
Retailer 5£1,707 GBP
Brilliant Earth£4,037 GBP

35 data points across 14 retailers

25 retailers£483 GBP to £1,619 GBP

Retailer 1
-
£349 GBP
Price last confirmed 44 days ago
Retailer 2
-
£349 GBP
View
Price last confirmed 10 days ago
Retailer 3
-
£427 GBP
View
Price last confirmed 44 days ago
Retailer 4
-
£433 GBP
View
Price last confirmed 7 days ago
A
Retailer 5
-
£483 GBP
View
A
Retailer 6
-
£537 GBP
View
A
Retailer 7
-
£552 GBP
View
B+
Retailer 8
-
£579 GBP
View
A
Retailer 9
-
£651 GBP
View
A
Retailer 10
-
£707 GBP
View
A
Retailer 11
-
£708 GBP
View
B+
Retailer 12
-
£856 GBP
View
B+
Retailer 13
-
£913 GBP
View
B+
Retailer 14
-
£939 GBP
View
B+
Retailer 15
-
£1,015 GBP
View
Retailer 16
-
£1,390 GBP
View
Price last confirmed 8 days ago
Retailer 17
-
£1,390 GBP
View
Price last confirmed 45 days ago
B
Retailer 18
-
£1,396 GBP
View
B
Retailer 19
-
£1,412 GBP
View
B
Retailer 20
-
£1,412 GBP
View
B
Retailer 21
-
£1,584 GBP
View
B
Retailer 22
-
£1,619 GBP
View
Retailer 23
-
£1,707 GBP
View
Price last confirmed 29 days ago
Retailer 24
-
£4,037 GBP
View
Price last confirmed 18 days ago
Most Expensive
Brilliant Earth
20980973A · Oct 28
£4,037 GBP
$5,450 USD
View
Price last confirmed 7 days ago
24 more retailers have this diamond
Prices start from £483 GBPSave up to £1,136 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
£483 GBP