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Round|Natural|GIA

2.53ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 1558663237

Certificate GIA 1558663237

Diamond specifications and retailer prices

From $17,055 USD
As of October 25, 2026
Save $13,419 USD (44%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $30,474 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1558663237. Listed at 17 retailers as of October 25, 2026, with prices from $17,055 to $30,474, a $13,419 spread on the same certified stone. MOH London lists it at $30,474. 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
I
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1558663237
Dimensions8.69 × 8.75 × 5.41 mm
L/W Ratio1.01
Culet sizeNone
Top View
8.69 mm8.75 mm2.53 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1558663237
Side View
Table 56.0%Crown 36°Girdle: THN-MEDPavilion 40.6°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 25
Current: $30,474 USD|Low: $16,641 USD|High: $30,677 USD|Avg: $21,040 USD|+0.4%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 31, 2026
Retailer 10$16,641 USD
Retailer 15$17,055 USD
Retailer 12$17,342 USD
Retailer 19$17,842 USD
Retailer 16$18,599 USD
Retailer 9$18,860 USD
Retailer 3$19,409 USD
Retailer 13$19,839 USD
Retailer 18$20,111 USD
Retailer 17$20,379 USD
Retailer 5$21,026 USD
Retailer 8$21,210 USD
Retailer 20$21,210 USD
Retailer 4$21,835 USD
Retailer 7$21,910 USD
Retailer 2$22,700 USD
Retailer 14$23,322 USD
Retailer 11$24,780 USD
Retailer 6$27,496 USD
MOH London$30,474 USD

41 data points across 20 retailers

17 retailers$17,055 USD to $30,474 USD

A
Cheapest Retailer
-
$17,055 USD
A
Retailer 2
-
$17,842 USD
View
A
Retailer 3
-
$18,599 USD
View
Final sale: no returns
B+
Retailer 4
-
$19,409 USD
View
B+
Retailer 5
-
$19,839 USD
£15,621 GBP
View
B+
Retailer 6
-
$20,111 USD
View
B+
Retailer 7
-
$20,379 USD
View
B+
Retailer 8
-
$21,026 USD
View
B+
Retailer 9
-
$21,210 USD
View
B+
Retailer 10
-
$21,210 USD
View
B+
Retailer 11
-
$21,744 USD
View
B+
Retailer 12
-
$21,835 USD
View
B+
Retailer 13
-
$21,910 USD
View
B+
Retailer 14
-
$22,700 USD
€21,619 EUR
View
B+
Retailer 15
-
$23,322 USD
View
B
Retailer 16
-
$27,496 USD
View
Most Expensive
B
MOH London
A9FEA413A · Oct 29
$30,474 USD
£23,995 GBP
View
16 more retailers have this diamond
Prices start from $17,055 USDSave up to $13,419 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 Round
$17,055 USD