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Round|Lab Grown|IGI

3.49ct D VS1 Round Lab Grown Diamond

EX • D/VS1 • IGI LG712589326

Shape and cutting style on the report: Round brilliant

Certificate IGI LG712589326

Diamond specifications and retailer prices

From £909 GBP
$1,210 USD
As of October 29, 2026
Save £1,627 GBP (64%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £2,536 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 3.49ct lab-grown round diamond

This 3.49ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG712589326 or 712589326. Listed at 7 retailers as of October 26, 2026, with prices from £909 to £2,536, a £1,627 spread on the same certified stone. MOH London lists it at £2,536. 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

3.49
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG712589326
Dimensions9.69 × 9.61 × 5.98 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
9.69 mm9.61 mm3.49 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG712589326
Side View
Table 56.0%Crown 34.3°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £2,536 GBP|Low: £827 GBP|High: £2,563 GBP|Avg: £1,612 GBP|+0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 28, 2026
Retailer 5£909 GBP
Retailer 4£994 GBP
Retailer 2£1,026 GBP
Retailer 6£1,102 GBP
Retailer 7£2,415 GBP
Retailer 3£2,512 GBP
MOH London£2,536 GBP

29 data points across 7 retailers

7 retailers£909 GBP to £2,536 GBP

A
Cheapest Retailer
-
£909 GBP
$1,210 USD
A
Retailer 2
-
£994 GBP
$1,324 USD
View
A
Retailer 3
-
£1,026 GBP
View
B+
Retailer 4
-
£1,102 GBP
$1,468 USD
View
B
Retailer 5
-
£2,415 GBP
$3,216 USD
View
B
Retailer 6
-
£2,512 GBP
$3,345 USD
View
Price last confirmed 11 days ago
Most Expensive
B
MOH London
LG712589326 · Oct 26
£2,536 GBP
View
6 more retailers have this diamond
Prices start from £909 GBPSave up to £1,627 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
3.49ct Round
£909 GBP