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Round|Natural|GIA

2.53ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 6541373747

Certificate GIA 6541373747

Diamond specifications and retailer prices

From $21,622 USD
As of October 30, 2026
Save $17,124 USD (44%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $38,746 USD at MOH London · As of October 29, 2026
View at MOH London

About this 2.53ct natural round diamond

This 2.53ct natural round sits in the two to three carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6541373747. Listed at 19 retailers as of October 29, 2026, with prices from $21,622 to $38,746, a $17,124 spread on the same certified stone. MOH London lists it at $38,746. 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
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6541373747
Dimensions8.69 × 8.74 × 5.44 mm
L/W Ratio1.01
Top View
8.69 mm8.74 mm2.53 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6541373747
Side View
Table 57.0%Crown 35°Girdle: STK-STKPavilion 41.4°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $38,746 USD|Low: $21,622 USD|High: $40,942 USD|Avg: $27,183 USD|-3.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 5$21,622 USD
Retailer 10$22,691 USD
Retailer 7$22,698 USD
Retailer 12$23,456 USD
Retailer 11$23,649 USD
Retailer 2$25,140 USD
Retailer 9$26,520 USD
Retailer 13$26,520 USD
Retailer 4$27,410 USD
Retailer 8$27,693 USD
Retailer 3$29,088 USD
Retailer 6$29,942 USD
MOH London$38,746 USD

35 data points across 13 retailers

19 retailers$21,622 USD to $38,746 USD

B+
Cheapest Retailer
-
$21,622 USD
B+
Retailer 2
-
$22,691 USD
View
B+
Retailer 3
-
$22,698 USD
View
B+
Retailer 4
-
$23,456 USD
CA$32,578 CAD
View
B+
Retailer 5
-
$23,649 USD
View
Final sale: no returns
B+
Retailer 6
-
$25,140 USD
£19,796 GBP
View
B+
Retailer 7
-
$26,520 USD
View
B+
Retailer 8
-
$26,520 USD
View
Retailer 9
-
$27,198 USD
View
Price last confirmed 31 days ago
Retailer 10
-
$27,366 USD
View
Price last confirmed 23 days ago
Retailer 11
-
$27,366 USD
View
Price last confirmed 37 days ago
B
Retailer 12
-
$27,410 USD
View
B+
Retailer 13
-
$27,693 USD
£21,805 GBP
View
Retailer 14
-
$28,418 USD
View
Price last confirmed 38 days ago
Retailer 15
-
$28,418 USD
View
Price last confirmed 22 days ago
B+
Retailer 16
-
$29,088 USD
View
B
Retailer 17
-
$29,942 USD
€28,516 EUR
View
Retailer 18
-
$35,786 USD
View
Price last confirmed 34 days ago
Most Expensive
B
MOH London
F3F42B226 · Oct 29
$38,746 USD
£30,509 GBP
View
18 more retailers have this diamond
Prices start from $21,622 USDSave up to $17,124 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.

B+
2.53ct Round
$21,622 USD