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Round|Lab Grown|IGI

3.02ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG762521234

Shape and cutting style on the report: Round brilliant

Certificate IGI LG762521234

Diamond specifications and retailer prices

From £259 GBP
As of November 5, 2026
Save £1,302 GBP (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,560 GBP at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 3.02ct lab-grown round diamond

This 3.02ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG762521234 or 762521234. Listed at 21 retailers as of November 5, 2026, with prices from £259 to £1,560, a £1,302 spread on the same certified stone. Brilliant Earth lists it at £1,560. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.02
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762521234
Dimensions9.21 × 9.19 × 5.71 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
9.21 mm9.19 mm3.02 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762521234
Side View
Table 58.0%Crown 35.8°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.1%

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 5
Current: £1,560 GBP|Low: £259 GBP|High: £1,560 GBP|Avg: £704 GBP
Brilliant Earth
Retailer 2
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Retailer 20
November 6, 2026
Retailer 20£259 GBP
Retailer 11£311 GBP
Retailer 9£315 GBP
Retailer 16£321 GBP
Retailer 6£337 GBP
Retailer 7£371 GBP
Retailer 14£431 GBP
Retailer 2£444 GBP
Retailer 5£450 GBP
Retailer 13£540 GBP
Retailer 18£569 GBP
Retailer 10£626 GBP
Retailer 8£695 GBP
Retailer 4£792 GBP
Retailer 17£1,023 GBP
Retailer 19£1,031 GBP
Retailer 12£1,113 GBP
Retailer 15£1,237 GBP
Retailer 3£1,313 GBP
Brilliant Earth£1,560 GBP

35 data points across 20 retailers

21 retailers£259 GBP to £1,560 GBP

A
Cheapest Retailer
-
£259 GBP
A
Retailer 2
-
£311 GBP
View
Final sale: no returns
A
Retailer 3
-
£315 GBP
View
A
Retailer 4
-
£321 GBP
View
Retailer 5
-
£337 GBP
View
Price last confirmed 12 days ago
A
Retailer 6
-
£371 GBP
View
B+
Retailer 7
-
£431 GBP
View
A
Retailer 8
-
£444 GBP
View
A
Retailer 9
-
£450 GBP
View
A
Retailer 10
-
£540 GBP
View
A
Retailer 11
-
£569 GBP
View
A
Retailer 12
-
£626 GBP
View
A
Retailer 13
-
£695 GBP
View
B+
Retailer 14
-
£792 GBP
View
B+
Retailer 15
-
£1,023 GBP
View
B+
Retailer 16
-
£1,031 GBP
View
B+
Retailer 17
-
£1,113 GBP
View
B
Retailer 18
-
£1,237 GBP
View
B
Retailer 19
-
£1,313 GBP
View
Retailer 20
-
£1,446 GBP
View
Price last confirmed 82 days ago
Most Expensive
B
Brilliant Earth
22228247A · Nov 5
£1,560 GBP
$2,100 USD
View
20 more retailers have this diamond
Prices start from £259 GBPSave up to £1,302 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
3.02ct Round
£259 GBP