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2.53ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 6515444640

Certificate GIA 6515444640

Diamond specifications and retailer prices

From $42,075 USD
£33,130 GBP
As of October 29, 2026
1 retailer carries this diamond
Only listing: $42,075 USD at Diamond Quarter
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Diamond Quarter

About this 2.53ct natural round diamond

This 2.53ct natural round sits in the two to three carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6515444640. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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
F
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6515444640
Dimensions8.72 × 8.66 × 5.40 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Key to symbols
Knot, Crystal, Needle
Top View
8.72 mm8.66 mm2.53 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6515444640
Side View
Table 57.0%Crown 35°Girdle: STK-STKPavilion 40.8°CuletDepth 62.1%

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: $42,075 USD|Low: $42,075 USD|High: $42,075 USD|Avg: $42,075 USD
September 26, 2026
Diamond Quarter$42,075 USD

1 data point across 1 retailer

1 retailer

B
Diamond Quarter
2.53SI2F6540803BN · Oct 29
$42,075 USD
£33,130 GBP
View

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
2.53ct Round
$42,075 USD