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Round|Natural|GIA

2.50ct I SI2 Round Natural Diamond

ID • I/SI2 • GIA 3555613841

Certificate GIA 3555613841

Diamond specifications and retailer prices

From $9,432 USD
As of October 28, 2026
Save $13,340 USD (59%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $22,772 USD at Diamonds Direct · As of October 23, 2026
View at Diamonds Direct

About this 2.5ct natural round diamond

This 2.5ct 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 3555613841. Listed at 5 retailers as of October 23, 2026, with prices from $9,432 to $22,772, a $13,340 spread on the same certified stone. Diamonds Direct lists it at $22,772. 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
I
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 3555613841
Dimensions8.58 × 8.64 × 5.45 mm
L/W Ratio1.01
Top View
8.58 mm8.64 mm2.50 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 3555613841
Side View
Table 56.0%CrownGirdle: THN-STKPavilionCulet: NoneDepth 63.3%

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 28
Current: $22,772 USD|Low: $9,432 USD|High: $23,975 USD|Avg: $16,716 USD|-5.0%
Diamonds Direct
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 28, 2026
Retailer 2$9,432 USD
Retailer 7$13,029 USD
Retailer 6$14,013 USD
Retailer 4$16,570 USD
Retailer 5$17,178 USD
Retailer 3$20,047 USD
Diamonds Direct$22,772 USD

36 data points across 7 retailers

5 retailers$9,432 USD to $22,772 USD

A
Cheapest Retailer
-
$9,432 USD
A
Retailer 2
-
$16,570 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
$17,178 USD
View
B+
Retailer 4
-
$20,047 USD
View
Price last confirmed 9 days ago
Most Expensive
B+
Diamonds Direct
1046227 · Oct 23
$22,772 USD
View
4 more retailers have this diamond
Prices start from $9,432 USDSave up to $13,340 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
2.50ct Round
$9,432 USD