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Round|Lab Grown|IGI

3.80ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG628497043

Shape and cutting style on the report: Round brilliant

Certificate IGI LG628497043

Diamond specifications and retailer prices

From £1,115 GBP
CA$2,075 CAD
As of October 30, 2026
Save £360 GBP (24%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £1,475 GBP at The Diamond Guys · As of October 30, 2026
View at The Diamond Guys

About this 3.8ct lab-grown round diamond

This 3.8ct lab-grown round sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG628497043 or 628497043. Listed at 2 retailers as of October 30, 2026, with prices from £1,115 to £1,475, a £360 spread on the same certified stone. The Diamond Guys lists it at £1,475. 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

3.80
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628497043
Dimensions10.02 × 9.94 × 6.14 mm
L/W Ratio1.01
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
10.02 mm9.94 mm3.80 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628497043
Side View
Table 58.0%Crown 34.6°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.5%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: £236 GBP|Low: £217 GBP|High: £2,582 GBP|Avg: £1,085 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
The Diamond Guys
August 3, 2026
Retailer 1£236 GBP
Retailer 5£569 GBP
Retailer 8£618 GBP
Retailer 12£708 GBP
Retailer 3£727 GBP
Retailer 7£851 GBP
Retailer 11£869 GBP
Retailer 6£1,020 GBP
Retailer 9£1,115 GBP
Retailer 10£1,263 GBP
Retailer 4£1,343 GBP
The Diamond Guys£1,475 GBP
Retailer 2£1,755 GBP
Retailer 13£2,314 GBP

61 data points across 14 retailers

2 retailers£1,115 GBP to £1,475 GBP

B+
Cheapest Retailer
-
£1,115 GBP
CA$2,075 CAD
Most Expensive
B
The Diamond Guys
1954433961 · Oct 30
£1,475 GBP
$1,976 USD
View
1 more retailer has this diamond
Prices start from £1,115 GBPSave up to £360 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+
3.80ct Round
£1,115 GBP