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Round|Lab Grown|IGI

3.89ct D VS2 Round Lab Grown Diamond

EX • D/VS2 • IGI LG763656020

Shape and cutting style on the report: Round brilliant

Certificate IGI LG763656020

Diamond specifications and retailer prices

From £357 GBP
$478 USD
As of October 29, 2026
Save £1,634 GBP (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £2,717 GBP at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 3.89ct lab-grown round diamond

This 3.89ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG763656020 or 763656020. Listed at 13 retailers as of October 29, 2026, with a 458% 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

3.89
Carat
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG763656020
Dimensions10.26 × 10.20 × 6.01 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.26 mm10.20 mm3.89 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG763656020
Side View
Table 62.0%Crown 32.5°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 58.8%

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: £2,717 GBP|Low: £355 GBP|High: £2,758 GBP|Avg: £1,306 GBP|+0.6%
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
Retailer 14
Retailer 15
Retailer 16
October 29, 2026
Retailer 5£357 GBP
Retailer 14£400 GBP
Retailer 10£549 GBP
Retailer 12£574 GBP
Retailer 2£672 GBP
Retailer 16£745 GBP
Retailer 6£746 GBP
Retailer 11£1,190 GBP
Retailer 3£1,423 GBP
Retailer 15£1,527 GBP
Retailer 8£1,568 GBP
Retailer 9£1,635 GBP
Retailer 4£1,775 GBP
Retailer 7£1,802 GBP
Retailer 13£1,991 GBP
Rare Carat£2,717 GBP

31 data points across 16 retailers

13 retailers£357 GBP to £1,991 GBP

A
Cheapest Retailer
-
£357 GBP
$478 USD
A
Retailer 2
-
£400 GBP
$536 USD
View
A
Retailer 3
-
£549 GBP
$735 USD
View
Retailer 4
-
£574 GBP
View
Price last confirmed 15 days ago
A
Retailer 5
-
£672 GBP
€857 EUR
View
A
Retailer 6
-
£745 GBP
$998 USD
View
B+
Retailer 7
-
£1,190 GBP
$1,595 USD
View
B+
Retailer 8
-
£1,423 GBP
$1,907 USD
View
B+
Retailer 9
-
£1,527 GBP
$2,046 USD
View
B+
Retailer 10
-
£1,635 GBP
View
Retailer 11
-
£1,775 GBP
SGD 3,214 SGD
View
Price last confirmed 17 days ago
B
Retailer 12
-
£1,991 GBP
$2,668 USD
View
Most Expensive
Rare Carat
LGRD30-19682 · Oct 18
£2,717 GBP
$3,640 USD
View
Price last confirmed 12 days ago
12 more retailers have this diamond
Prices start from £357 GBPSave up to £1,634 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
3.89ct Round
£357 GBP