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Oval|Lab Grown|IGI

3.51ct H VS1 Oval Lab Grown Diamond

ID • H/VS1 • IGI LG538274944

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG538274944

Diamond specifications and retailer prices

From £355 GBP
$475 USD
As of October 29, 2026
Save £2,788 GBP (89%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £3,142 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.51ct lab-grown oval diamond

This 3.51ct lab-grown oval 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 LG538274944 or 538274944. Listed at 16 retailers as of October 29, 2026, with prices from £355 to £3,142, a £2,788 spread on the same certified stone. Do Amore Diamonds lists it at £3,142. 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

3.51
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG538274944
Dimensions12.03 × 8.65 × 5.42 mm
L/W Ratio1.39
Girdle conditionFaceted
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
12.03 mm8.65 mm3.51 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG538274944
Side View
Table 59.0%Crown 35.1°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.7%

Caratlytics Score

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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: £3,142 GBP|Low: £340 GBP|High: £3,142 GBP|Avg: £1,120 GBP
Do Amore Diamonds
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 10£355 GBP
Retailer 14£397 GBP
Retailer 3£440 GBP
Retailer 11£440 GBP
Retailer 8£545 GBP
Retailer 12£686 GBP
Retailer 5£722 GBP
Retailer 2£1,024 GBP
Retailer 9£1,181 GBP
Retailer 13£1,275 GBP
Retailer 4£1,410 GBP
Retailer 6£1,663 GBP
Retailer 7£2,035 GBP
Do Amore Diamonds£3,142 GBP

22 data points across 14 retailers

16 retailers£355 GBP to £3,142 GBP

Retailer 1
-
£355 GBP
$475 USD
Price last confirmed 40 days ago
A
Retailer 2
-
£355 GBP
$475 USD
View
A
Retailer 3
-
£397 GBP
$532 USD
View
Retailer 4
-
£434 GBP
$581 USD
View
Price last confirmed 40 days ago
A
Retailer 5
-
£440 GBP
$589 USD
View
Retailer 6
-
£440 GBP
$589 USD
View
Price last confirmed 16 days ago
A
Retailer 7
-
£545 GBP
$730 USD
View
B+
Retailer 8
-
£686 GBP
$919 USD
View
A
Retailer 9
-
£722 GBP
$967 USD
View
B+
Retailer 10
-
£1,024 GBP
A$2,111 AUD
View
B+
Retailer 11
-
£1,181 GBP
$1,582 USD
View
B
Retailer 12
-
£1,275 GBP
$1,709 USD
View
B+
Retailer 13
-
£1,410 GBP
View
B
Retailer 14
-
£1,663 GBP
$2,229 USD
View
B
Retailer 15
-
£2,035 GBP
View
Most Expensive
B
Do Amore Diamonds
27-A0540BA34 · Oct 31
£3,142 GBP
$4,210 USD
View
15 more retailers have this diamond
Prices start from £355 GBPSave up to £2,788 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
3.51ct Oval
£355 GBP