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Round|Natural|GIA

2.50ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 1568303599

Certificate GIA 1568303599

Diamond specifications and retailer prices

From $13,091 SGD
As of November 5, 2026
Save $11,838 SGD (47%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $24,929 SGD at With Clarity · As of November 4, 2026
View at With Clarity

About this 2.5ct natural round diamond

This 2.5ct natural round sits in the two to three carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1568303599. Listed at 11 retailers as of November 4, 2026, with prices from $13,091 to $24,929, a $11,838 spread on the same certified stone. With Clarity lists it at $24,929. 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

2.50
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1568303599
Dimensions8.63 × 8.59 × 5.40 mm
L/W Ratio1.00
Culet sizeNone
Top View
8.63 mm8.59 mm2.50 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1568303599
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NDepth 62.7%

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: Nov 5
Current: $17,619 SGD|Low: $13,018 SGD|High: $24,431 SGD|Avg: $16,793 SGD|+1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
With Clarity
November 5, 2026
Retailer 3$13,091 SGD
Retailer 2$13,912 SGD
Retailer 4$14,944 SGD
Retailer 8$15,029 SGD
Retailer 10$15,096 SGD
Retailer 6$15,376 SGD
Retailer 1$17,619 SGD
Retailer 9$17,629 SGD
Retailer 5$17,761 SGD
Retailer 7$18,368 SGD
With Clarity$24,431 SGD

26 data points across 11 retailers

11 retailers$13,091 SGD to $24,929 SGD

A
Cheapest Retailer
-
$13,091 SGD
A
Retailer 2
-
$13,912 SGD
View
A
Retailer 3
-
$14,944 SGD
View
A
Retailer 4
-
$15,029 SGD
View
A
Retailer 5
-
$15,096 SGD
View
A
Retailer 6
-
$15,376 SGD
View
B+
Retailer 7
-
$17,619 SGD
View
B+
Retailer 8
-
$17,629 SGD
View
B+
Retailer 9
-
$17,761 SGD
View
B+
Retailer 10
-
$18,368 SGD
View
Most Expensive
B
With Clarity
1568303599 · Nov 4
$24,929 SGD
$19,517 USD
View
10 more retailers have this diamond
Prices start from $13,091 SGDSave up to $11,838 SGD

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
2.50ct Round
$13,091 SGD