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Oval|Lab Grown|IGI

1.28ct F VVS1 Oval Lab Grown Diamond

ID • F/VVS1 • IGI LG665441476

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG665441476

Diamond specifications and retailer prices

From £215 GBP
As of November 3, 2026
Save £1,190 GBP (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,404 GBP at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.28ct lab-grown oval diamond

This 1.28ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG665441476 or 665441476. Listed at 19 retailers as of November 2, 2026, with prices from £215 to £1,404, a £1,190 spread on the same certified stone. Do Amore Diamonds lists it at £1,404. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665441476
Dimensions8.98 × 6.02 × 3.77 mm
L/W Ratio1.49
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.98 mm6.02 mm1.28 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665441476
Side View
Table 58.0%Crown 34.1°Girdle: MediumPavilion 40.7°Culet: NoneDepth 62.6%

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: Nov 3
Current: £1,404 GBP|Low: £215 GBP|High: £1,605 GBP|Avg: £577 GBP|-6.0%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
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Retailer 17
November 2, 2026
Retailer 10£215 GBP
Retailer 15£244 GBP
Retailer 2£245 GBP
Retailer 5£314 GBP
Retailer 13£323 GBP
Retailer 16£333 GBP
Retailer 17£339 GBP
Retailer 12£370 GBP
Retailer 8£376 GBP
Retailer 3£455 GBP
Retailer 14£585 GBP
Retailer 7£593 GBP
Retailer 4£726 GBP
Retailer 6£730 GBP
Retailer 11£802 GBP
Retailer 9£826 GBP
Do Amore Diamonds£1,404 GBP

38 data points across 17 retailers

19 retailers£215 GBP to £1,404 GBP

Retailer 1
-
£155 GBP
Price last confirmed 39 days ago
Retailer 2
-
£181 GBP
View
Price last confirmed 42 days ago
Retailer 3
-
£190 GBP
View
Price last confirmed 40 days ago
A
Retailer 4
-
£215 GBP
View
B+
Retailer 5
-
£244 GBP
View
A
Retailer 6
-
£245 GBP
View
A
Retailer 7
-
£299 GBP
View
Retailer 8
-
£314 GBP
View
Price last confirmed 14 days ago
A
Retailer 9
-
£323 GBP
View
Retailer 10
-
£339 GBP
View
Price last confirmed 10 days ago
A
Retailer 11
-
£370 GBP
View
Retailer 12
-
£376 GBP
View
Price last confirmed 21 days ago
Retailer 13
-
£455 GBP
View
Price last confirmed 14 days ago
B+
Retailer 14
-
£585 GBP
View
Retailer 15
-
£684 GBP
View
Price last confirmed 39 days ago
Retailer 16
-
£726 GBP
View
Price last confirmed 11 days ago
Retailer 17
-
£730 GBP
View
Price last confirmed 11 days ago
B
Retailer 18
-
£802 GBP
View
Most Expensive
B
Do Amore Diamonds
27-4D719848C · Nov 2
£1,404 GBP
$1,890 USD
View
18 more retailers have this diamond
Prices start from £215 GBPSave up to £1,190 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
1.28ct Oval
£215 GBP