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Round|Lab Grown|IGI

2.87ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG621478102

Shape and cutting style on the report: Round brilliant

Certificate IGI LG621478102

Diamond specifications and retailer prices

From £277 GBP
$371 USD
As of October 30, 2026
Save £991 GBP (78%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £1,268 GBP at The Diamond Guys · As of October 30, 2026
View at The Diamond Guys

About this 2.87ct lab-grown round diamond

This 2.87ct lab-grown round sits in the two to three carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG621478102 or 621478102. Listed at 6 retailers as of October 30, 2026, with prices from £277 to £1,268, a £991 spread on the same certified stone. The Diamond Guys lists it at £1,268. 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

2.87
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621478102
Dimensions9.16 × 9.12 × 5.63 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.16 mm9.12 mm2.87 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621478102
Side View
Table 57.0%Crown 34.3°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.6%

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 30
Current: £397 GBP|Low: £191 GBP|High: £2,135 GBP|Avg: £818 GBP|+6.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
The Diamond Guys
October 26, 2026
Retailer 5£277 GBP
Retailer 8£299 GBP
Retailer 1£397 GBP
Retailer 7£511 GBP
Retailer 10£564 GBP
Retailer 3£592 GBP
Retailer 2£770 GBP
Retailer 9£801 GBP
Retailer 6£865 GBP
Retailer 4£958 GBP
Retailer 11£1,175 GBP
The Diamond Guys£1,268 GBP
Retailer 12£2,135 GBP

15 data points across 13 retailers

6 retailers£277 GBP to £1,268 GBP

A
Cheapest Retailer
-
£277 GBP
$371 USD
Final sale: no returns
B+
Retailer 2
-
£397 GBP
$532 USD
View
Retailer 3
-
£770 GBP
ZAR 16,669 ZAR
View
Price last confirmed 65 days ago
Retailer 4
-
£801 GBP
$1,073 USD
View
Price last confirmed 44 days ago
B+
Retailer 5
-
£958 GBP
CA$1,784 CAD
View
Most Expensive
B+
The Diamond Guys
1951062238 · Oct 30
£1,268 GBP
$1,699 USD
View
5 more retailers have this diamond
Prices start from £277 GBPSave up to £991 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
2.87ct Round
£277 GBP