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Round|Lab Grown|IGI

2.42ct D SI2 Round Lab Grown Diamond

ID • D/SI2 • IGI LG787640273

Certificate IGI LG787640273

Diamond specifications and retailer prices

From £1,687 GBP
As of November 4, 2026
Save £802 GBP (32%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £2,489 GBP at Jared · As of November 4, 2026
View at Jared

About this 2.42ct lab-grown round diamond

This 2.42ct lab-grown round sits in the two to three carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG787640273 or 787640273. Listed at 3 retailers as of November 4, 2026, with prices from £1,687 to £2,489, a £802 spread on the same certified stone. Jared lists it at £2,489. 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

2.42
Carat
D
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG787640273
Dimensions8.57 × 8.62 mm
L/W Ratio1.01
Top View
8.57 mm8.62 mm2.42 ctD / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787640273
Side View
Table 57.0%CrownGirdle: MediumPavilionCulet: NoneDepth 61.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £2,489 GBP|Low: £1,687 GBP|High: £2,489 GBP|Avg: £2,088 GBP
Jared
Retailer 2
Retailer 3
May 14, 2026
Retailer 2£1,687 GBP
Retailer 3£1,687 GBP
Jared£2,489 GBP

3 data points across 3 retailers

3 retailers£1,687 GBP to £2,489 GBP

B
Cheapest Retailer
-
£1,687 GBP
B
Retailer 2
-
£1,687 GBP
View
Most Expensive
B
Jared
158584877 · Nov 4
£2,489 GBP
$3,350 USD
View
2 more retailers have this diamond
Prices start from £1,687 GBPSave up to £802 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
2.42ct Round
£1,687 GBP