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Round|Lab Grown|IGI

3.88ct F VS2 Round Lab Grown Diamond

ID • F/VS2 • IGI LG839665655

Shape and cutting style on the report: Round brilliant

Certificate IGI LG839665655

Diamond specifications and retailer prices

From £331 GBP
$444 USD
As of October 29, 2026
Save £1,498 GBP (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,829 GBP at With Clarity · As of October 31, 2026
View at With Clarity

About this 3.88ct lab-grown round diamond

This 3.88ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG839665655 or 839665655. Listed at 13 retailers as of October 29, 2026, with prices from £331 to £1,829, a £1,498 spread on the same certified stone. With Clarity lists it at £1,829. 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

3.88
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839665655
Dimensions9.93 × 10.01 × 6.23 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.93 mm10.01 mm3.88 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839665655
Side View
Table 60.0%Crown 36.1°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.5%

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: £528 GBP|Low: £328 GBP|High: £1,908 GBP|Avg: £1,047 GBP|-4.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
With Clarity
October 30, 2026
Retailer 3£331 GBP
Retailer 8£371 GBP
Retailer 6£519 GBP
Retailer 1£528 GBP
Retailer 4£647 GBP
Retailer 10£715 GBP
Retailer 7£1,105 GBP
Retailer 11£1,321 GBP
Retailer 9£1,418 GBP
Retailer 5£1,518 GBP
Retailer 2£1,641 GBP
With Clarity£1,829 GBP

28 data points across 12 retailers

13 retailers£331 GBP to £1,829 GBP

A
Cheapest Retailer
-
£331 GBP
$444 USD
A
Retailer 2
-
£371 GBP
$497 USD
View
A
Retailer 3
-
£519 GBP
$695 USD
View
A
Retailer 4
-
£528 GBP
View
A
Retailer 5
-
£647 GBP
€825 EUR
View
A
Retailer 6
-
£715 GBP
$958 USD
View
B+
Retailer 7
-
£1,105 GBP
$1,480 USD
View
B+
Retailer 8
-
£1,321 GBP
$1,770 USD
View
B+
Retailer 9
-
£1,418 GBP
$1,900 USD
View
B+
Retailer 10
-
£1,448 GBP
$1,940 USD
View
B+
Retailer 11
-
£1,518 GBP
View
Retailer 12
-
£1,641 GBP
SGD 2,971 SGD
View
Price last confirmed 18 days ago
Most Expensive
B
With Clarity
839665655 · Oct 31
£1,829 GBP
$2,451 USD
View
12 more retailers have this diamond
Prices start from £331 GBPSave up to £1,498 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
3.88ct Round
£331 GBP