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Oval|Lab Grown|IGI

2.53ct D SI1 Oval Lab Grown Diamond

EX • D/SI1 • IGI LG839670151

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG839670151

Diamond specifications and retailer prices

From $623 USD
£491 GBP
As of October 29, 2026
Save $1,877 USD (75%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $2,500 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 2.53ct lab-grown oval diamond

This 2.53ct lab-grown oval sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG839670151 or 839670151. Listed at 2 retailers as of October 28, 2026, with prices from $623 to $2,500, a $1,877 spread on the same certified stone. Brilliant Earth lists it at $2,500. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.53
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839670151
Dimensions10.58 × 7.76 × 4.84 mm
L/W Ratio1.36
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.58 mm7.76 mm2.53 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839670151
Side View
Table 62.0%Crown 36.8°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $2,500 USD|Low: $608 USD|High: $2,500 USD|Avg: $1,455 USD
Brilliant Earth
Retailer 2
October 29, 2026
Retailer 2$623 USD
Brilliant Earth$2,500 USD

14 data points across 2 retailers

2 retailers$623 USD to $2,500 USD

A
Cheapest Retailer
-
$623 USD
£491 GBP
Most Expensive
B
Brilliant Earth
21601553A · Oct 28
$2,500 USD
View
1 more retailer has this diamond
Prices start from $623 USDSave up to $1,877 USD

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
2.53ct Oval
$623 USD