Oval|Lab Grown|IGI

1.28ct F VS1 Oval Lab Grown Diamond

VG • F/VS1 • IGI LG841645040

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG841645040

Diamond specifications and retailer prices

From €304 EUR
As of November 4, 2026
Save €691 EUR (69%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €995 EUR at MOH London · As of November 5, 2026
View at MOH London

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 VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG841645040 or 841645040. Listed at 6 retailers as of November 4, 2026, with prices from €304 to €995, a €691 spread on the same certified stone. MOH London lists it at €995. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.28
Carat
F
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841645040
Dimensions8.22 × 6.16 × 3.94 mm
L/W Ratio1.33
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.22 mm6.16 mm1.28 ctF / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841645040
Side View
Table 61.0%Crown 36.3°Girdle: STK-THKPavilion 40.9°Culet: NoneDepth 64.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: €995 EUR|Low: €300 EUR|High: €995 EUR|Avg: €545 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 6€304 EUR
Retailer 3€349 EUR
Retailer 4€429 EUR
Retailer 2€459 EUR
Retailer 5€952 EUR
MOH London€995 EUR

10 data points across 6 retailers

6 retailers€304 EUR to €995 EUR

B+
Cheapest Retailer
-
€304 EUR
A
Retailer 2
-
€349 EUR
View
B+
Retailer 3
-
€429 EUR
View
B+
Retailer 4
-
€459 EUR
View
B
Retailer 5
-
€952 EUR
View
Most Expensive
B
MOH London
LG841645040 · Nov 5
€995 EUR
£879 GBP
View
5 more retailers have this diamond
Prices start from €304 EURSave up to €691 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
€304 EUR