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Oval|Lab Grown|IGI

5.51ct D VVS1 Oval Lab Grown Diamond

EX • D/VVS1 • IGI LG784646974

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG784646974

Diamond specifications and retailer prices

From £4,465 GBP
$5,983 USD
As of October 30, 2026
Save £3,340 GBP (43%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £29,182 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 5.51ct lab-grown oval diamond

This 5.51ct lab-grown oval sits in the over five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG784646974 or 784646974. Listed at 12 retailers as of October 30, 2026, with a 75% 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

5.51
Carat
D
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784646974
Dimensions13.84 × 9.95 × 6.15 mm
L/W Ratio1.39
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
13.84 mm9.95 mm5.51 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784646974
Side View
Table 56.0%Crown 36°Girdle: Slightly ThickPavilion 39°Culet: NoneDepth 61.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £29,182 GBP|Low: £4,305 GBP|High: £29,219 GBP|Avg: £10,438 GBP|-0.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 11
Retailer 12
Retailer 13
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Retailer 15
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Retailer 17
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Retailer 19
October 31, 2026
Retailer 3£4,445 GBP
Retailer 4£4,465 GBP
Retailer 6£4,756 GBP
Retailer 14£4,922 GBP
Retailer 2£5,953 GBP
Retailer 13£6,292 GBP
Retailer 10£7,198 GBP
Retailer 17£7,597 GBP
Retailer 5£7,805 GBP
Retailer 15£8,542 GBP
Retailer 7£8,644 GBP
Retailer 12£10,916 GBP
Retailer 16£11,099 GBP
Retailer 19£11,388 GBP
Retailer 8£12,350 GBP
Retailer 18£12,904 GBP
Retailer 9£18,923 GBP
Retailer 11£19,553 GBP
Do Amore Diamonds£29,182 GBP

21 data points across 19 retailers

12 retailers£4,465 GBP to £7,805 GBP

Retailer 1
-
£4,241 GBP
$5,683 USD
Price last confirmed 20 days ago
B
Retailer 2
-
£4,465 GBP
$5,983 USD
View
B
Retailer 3
-
£4,922 GBP
$6,595 USD
View
B
Retailer 4
-
£5,953 GBP
$7,977 USD
View
B
Retailer 5
-
£6,292 GBP
$8,430 USD
View
Retailer 6
-
£6,448 GBP
$8,639 USD
View
Price last confirmed 23 days ago
B
Retailer 7
-
£7,805 GBP
$10,458 USD
View
Retailer 8
-
£10,916 GBP
View
Price under review
Retailer 9
-
£11,099 GBP
A$22,880 AUD
View
Price under review
Retailer 10
-
£11,388 GBP
A$23,474 AUD
View
Price under review
Most Expensive
Do Amore Diamonds
27-B9691AB04 · Oct 29
£29,182 GBP
$39,100 USD
View
Price under review
10 more retailers have this diamond
Prices start from £4,465 GBPSave up to £3,340 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.

B
5.51ct Oval
£4,465 GBP