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Round|Lab Grown|IGI

3.02ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG644441280

Shape and cutting style on the report: Round brilliant

Certificate IGI LG644441280

Diamond specifications and retailer prices

From £922 GBP
As of November 5, 2026
Save £299 GBP (24%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £1,430 GBP at Rare Carat · As of August 16, 2026
View at Rare Carat

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 LG644441280 or 644441280. Listed at 4 retailers as of November 5, 2026, with a 32% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle34.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG644441280
Dimensions9.26 × 9.27 × 5.70 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
9.26 mm9.27 mm3.02 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG644441280
Side View
Table 57.0%Crown 34.6°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 5
Current: £1,430 GBP|Low: £182 GBP|High: £3,061 GBP|Avg: £1,065 GBP|+3.8%
Rare Carat
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
September 18, 2026
Retailer 2£256 GBP
Retailer 10£292 GBP
Retailer 9£461 GBP
Retailer 7£501 GBP
Retailer 8£513 GBP
Retailer 11£681 GBP
Retailer 13£684 GBP
Retailer 3£777 GBP
Retailer 12£790 GBP
Retailer 4£922 GBP
Retailer 14£1,221 GBP
Rare Carat£1,430 GBP
Retailer 5£1,947 GBP
Retailer 6£3,061 GBP

71 data points across 14 retailers

4 retailers£922 GBP to £1,221 GBP

Retailer 1
-
£292 GBP
Price last confirmed 51 days ago
B
Retailer 2
-
£922 GBP
View
B
Retailer 3
-
£1,221 GBP
View
Most Expensive
Rare Carat
100760458046_l_644441280 · Aug 16
£1,430 GBP
$1,924 USD
View
Price last confirmed 81 days ago
3 more retailers have this diamond
Prices start from £922 GBPSave up to £299 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.

B
3.02ct Round
£922 GBP