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Round|Natural|GIA

2.51ct G SI1 Round Natural Diamond

ID • G/SI1 • GIA 1548635175

Certificate GIA 1548635175

Diamond specifications and retailer prices

From $24,735 USD
As of November 2, 2026
Save $8,358 USD (25%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $33,093 USD at Yorxs · As of November 2, 2026
View at Yorxs

About this 2.51ct natural round diamond

This 2.51ct natural round sits in the two to three carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1548635175. Listed at 9 retailers as of November 2, 2026, with prices from $24,735 to $33,093, a $8,358 spread on the same certified stone. Yorxs lists it at $33,093. 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

2.51
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1548635175
Dimensions8.60 × 8.64 × 5.38 mm
L/W Ratio1.00
Top View
8.60 mm8.64 mm2.51 ctG / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1548635175
Side View
Table 57.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 62.5%

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: Nov 2
Current: $30,609 USD|Low: $24,451 USD|High: $33,343 USD|Avg: $28,824 USD|+1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Yorxs
November 3, 2026
Retailer 3$24,735 USD
Retailer 2$27,639 USD
Retailer 4$28,899 USD
Retailer 1$30,609 USD
Yorxs$33,093 USD

36 data points across 5 retailers

9 retailers$24,735 USD to $33,093 USD

B+
Cheapest Retailer
-
$24,735 USD
B+
Retailer 2
-
$26,313 USD
View
B+
Retailer 3
-
$27,639 USD
View
Final sale: no returns
B+
Retailer 4
-
$28,899 USD
View
B
Retailer 5
-
$29,840 USD
View
B
Retailer 6
-
$29,840 USD
View
B+
Retailer 7
-
$30,609 USD
£24,101 GBP
View
B
Retailer 8
-
$30,830 USD
View
Most Expensive
B+
Yorxs
35517 · Nov 2
$33,093 USD
€31,517 EUR
View
8 more retailers have this diamond
Prices start from $24,735 USDSave up to $8,358 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+
2.51ct Round
$24,735 USD