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Round|Lab Grown|IGI

3.81ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG632422868

Shape and cutting style on the report: Round brilliant

Certificate IGI LG632422868

Diamond specifications and retailer prices

From £363 GBP
$486 USD
As of October 29, 2026
Save £1,161 GBP (76%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £1,778 GBP at Rare Carat · As of August 3, 2026
View at Rare Carat

About this 3.81ct lab-grown round diamond

This 3.81ct 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 LG632422868 or 632422868. Listed at 6 retailers as of October 29, 2026, with a 320% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.81
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG632422868
Dimensions9.95 × 9.92 × 6.19 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
9.95 mm9.92 mm3.81 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG632422868
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.3%

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: Oct 29
Current: £1,778 GBP|Low: £248 GBP|High: £4,015 GBP|Avg: £1,329 GBP
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
October 27, 2026
Retailer 2£363 GBP
Retailer 6£512 GBP
Retailer 8£610 GBP
Retailer 9£646 GBP
Retailer 11£695 GBP
Retailer 13£881 GBP
Retailer 12£985 GBP
Retailer 4£1,038 GBP
Retailer 10£1,476 GBP
Retailer 3£1,524 GBP
Rare Carat£1,778 GBP
Retailer 7£2,754 GBP
Retailer 5£4,015 GBP

15 data points across 13 retailers

6 retailers£363 GBP to £1,524 GBP

A
Cheapest Retailer
-
£363 GBP
$486 USD
Final sale: no returns
B+
Retailer 2
-
£512 GBP
$686 USD
View
Retailer 3
-
£881 GBP
ZAR 19,062 ZAR
View
Price last confirmed 65 days ago
B+
Retailer 4
-
£1,056 GBP
CA$1,966 CAD
View
B
Retailer 5
-
£1,524 GBP
$2,042 USD
View
Most Expensive
Rare Carat
632422868 · Aug 3
£1,778 GBP
$2,382 USD
View
Price last confirmed 88 days ago
5 more retailers have this diamond
Prices start from £363 GBPSave up to £1,161 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
3.81ct Round
£363 GBP