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Oval|Lab Grown|IGI

1.28ct D VVS1 Oval Lab Grown Diamond

EX • D/VVS1 • IGI LG720540402

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG720540402

Diamond specifications and retailer prices

From €232 EUR
As of November 6, 2026
Save €925 EUR (80%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €1,946 EUR at Queensmith · As of October 27, 2026
View at Queensmith

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 D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG720540402 or 720540402. Listed at 24 retailers as of November 6, 2026, with a 399% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG720540402
Dimensions8.67 × 6.07 × 3.85 mm
L/W Ratio1.43
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
8.67 mm6.07 mm1.28 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG720540402
Side View
Table 63.0%Crown 35.8°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.4%

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 6
Current: €463 EUR|Low: €232 EUR|High: €1,042 EUR|Avg: €595 EUR|+6.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 8€232 EUR
Retailer 11€347 EUR
Retailer 7€444 EUR
Retailer 1€463 EUR
Retailer 2€473 EUR
Retailer 4€478 EUR
Retailer 9€627 EUR
Retailer 5€829 EUR
Retailer 10€886 EUR
Retailer 3€1,004 EUR
Retailer 6€1,030 EUR

41 data points across 11 retailers

24 retailers€232 EUR to €1,156 EUR

Retailer 1
-
€208 EUR
Price last confirmed 27 days ago
A
Retailer 2
-
€232 EUR
View
Final sale: no returns
Retailer 3
-
€241 EUR
View
Price last confirmed 24 days ago
Retailer 4
-
€257 EUR
View
Price last confirmed 25 days ago
Retailer 5
-
€257 EUR
View
Price last confirmed 35 days ago
A
Retailer 6
-
€285 EUR
View
A
Retailer 7
-
€347 EUR
View
A
Retailer 8
-
€444 EUR
View
A
Retailer 9
-
€463 EUR
View
A
Retailer 10
-
€473 EUR
View
A
Retailer 11
-
€478 EUR
View
B+
Retailer 12
-
€579 EUR
View
Retailer 13
-
€627 EUR
View
Price last confirmed 10 days ago
B+
Retailer 14
-
€684 EUR
View
Retailer 15
-
€827 EUR
View
Price last confirmed 30 days ago
B+
Retailer 16
-
€829 EUR
View
B
Retailer 17
-
€834 EUR
View
B
Retailer 18
-
€873 EUR
View
Retailer 19
-
€886 EUR
View
Price last confirmed 16 days ago
B
Retailer 20
-
€892 EUR
View
Retailer 21
-
€1,004 EUR
View
Price last confirmed 23 days ago
B+
Retailer 22
-
€1,030 EUR
View
B
Retailer 23
-
€1,156 EUR
View
Most Expensive
Queensmith
LG720540402 · Oct 27
€1,946 EUR
£1,720 GBP
View
Price last confirmed 9 days ago
23 more retailers have this diamond
Prices start from €232 EURSave up to €925 EUR

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
€232 EUR