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Round|Lab Grown|IGI

3.92ct D VS2 Round Lab Grown Diamond

EX • D/VS2 • IGI LG709527719

Shape and cutting style on the report: Round brilliant

Certificate IGI LG709527719

Diamond specifications and retailer prices

From £675 GBP
$905 USD
As of October 29, 2026
Save £3,504 GBP (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £6,418 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.92ct lab-grown round diamond

This 3.92ct 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 LG709527719 or 709527719. Listed at 17 retailers as of October 29, 2026, with a 519% 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

3.92
Carat
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG709527719
Dimensions10.29 × 10.21 × 6.13 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
10.29 mm10.21 mm3.92 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG709527719
Side View
Table 61.0%Crown 33.8°Girdle: MED-STKPavilion 41°Culet: NoneDepth 59.8%

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: £6,418 GBP|Low: £675 GBP|High: £6,478 GBP|Avg: £1,792 GBP
Brilliant Earth
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
October 30, 2026
Retailer 11£675 GBP
Retailer 13£686 GBP
Retailer 3£761 GBP
Retailer 5£772 GBP
Retailer 2£828 GBP
Retailer 8£937 GBP
Retailer 6£1,119 GBP
Retailer 10£1,289 GBP
Retailer 9£1,396 GBP
Retailer 14£1,455 GBP
Retailer 7£2,381 GBP
Retailer 12£3,416 GBP
Retailer 4£4,179 GBP
Brilliant Earth£6,418 GBP

33 data points across 14 retailers

17 retailers£675 GBP to £4,179 GBP

Retailer 1
-
£452 GBP
$606 USD
Price last confirmed 29 days ago
A
Retailer 2
-
£675 GBP
$905 USD
View
A
Retailer 3
-
£686 GBP
$919 USD
View
A
Retailer 4
-
£761 GBP
$1,019 USD
View
B+
Retailer 5
-
£772 GBP
$1,034 USD
View
A
Retailer 6
-
£828 GBP
View
A
Retailer 7
-
£937 GBP
€1,196 EUR
View
A
Retailer 8
-
£1,119 GBP
$1,499 USD
View
B+
Retailer 9
-
£1,289 GBP
A$2,658 AUD
View
B+
Retailer 10
-
£1,396 GBP
$1,870 USD
View
B+
Retailer 11
-
£1,455 GBP
$1,949 USD
View
B
Retailer 12
-
£2,381 GBP
View
B
Retailer 13
-
£3,415 GBP
$4,575 USD
View
B
Retailer 14
-
£3,416 GBP
$4,577 USD
View
B
Retailer 15
-
£3,672 GBP
$4,920 USD
View
B
Retailer 16
-
£4,179 GBP
$5,600 USD
View
Most Expensive
Brilliant Earth
18304410A · Oct 29
£6,418 GBP
$8,600 USD
View
Price under review
16 more retailers have this diamond
Prices start from £675 GBPSave up to £3,504 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
3.92ct Round
£675 GBP