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Oval|Lab Grown|IGI

2.55ct H VS1 Oval Lab Grown Diamond

ID • H/VS1 • IGI LG805686909

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG805686909

Diamond specifications and retailer prices

From £1,485 GBP
$1,990 USD
As of October 29, 2026
2 retailers carry this diamond
Most expensive: £1,485 GBP at Brilliant Earth
View at Brilliant Earth

About this 2.55ct lab-grown oval diamond

This 2.55ct lab-grown oval sits in the two to three carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG805686909 or 805686909. Listed at 2 retailers as of October 29, 2026. 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

2.55
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805686909
Dimensions11.04 × 7.61 × 4.77 mm
L/W Ratio1.45
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.04 mm7.61 mm2.55 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805686909
Side View
Table 61.0%Crown 36.3°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: £1,485 GBP|Low: £437 GBP|High: £1,485 GBP|Avg: £756 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
September 29, 2026
Retailer 9£437 GBP
Retailer 5£459 GBP
Retailer 3£485 GBP
Retailer 2£517 GBP
Retailer 7£612 GBP
Retailer 4£647 GBP
Retailer 10£784 GBP
Retailer 8£930 GBP
Retailer 6£1,211 GBP
Brilliant Earth£1,485 GBP

11 data points across 10 retailers

2 retailers

Retailer 1
-
£1,211 GBP
$1,622 USD
Price last confirmed 52 days ago
Most Expensive
B
Brilliant Earth
20057814A · Oct 29
£1,485 GBP
$1,990 USD
View
1 more retailer has this diamond

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
2.55ct Oval
£1,485 GBP