Round|Natural|GIA

2.50ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 1535898943

Certificate GIA 1535898943

Diamond specifications and retailer prices

From €10,167 EUR
As of November 5, 2026
Save €3,534 EUR (26%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €19,756 EUR at MOH London · As of October 8, 2026
View at MOH London

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 1535898943. Listed at 14 retailers as of November 5, 2026, with a 35% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle35°
OriginNatural
Grading LabGIA
CertificateGIA 1535898943
Dimensions8.63 × 8.57 × 5.41 mm
L/W Ratio1.01
Star length45%
Key to symbols
Crystal, Feather, Cloud, Needle, Indented Natural, Natural
Top View
8.63 mm8.57 mm2.50 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1535898943
Side View
Table 59.0%Crown 35°Girdle: ThickPavilionCulet: NoneDepth 62.9%

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: €19,756 EUR|Low: €10,167 EUR|High: €19,756 EUR|Avg: €12,726 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 8€10,167 EUR
Retailer 4€10,522 EUR
Retailer 6€10,695 EUR
Retailer 9€11,391 EUR
Retailer 3€11,627 EUR
Retailer 7€12,013 EUR
Retailer 11€12,304 EUR
Retailer 2€12,965 EUR
Retailer 5€13,700 EUR
Retailer 10€14,608 EUR
MOH London€19,756 EUR

37 data points across 11 retailers

14 retailers€10,167 EUR to €13,700 EUR

A
Cheapest Retailer
-
€10,167 EUR
A
Retailer 2
-
€10,522 EUR
View
A
Retailer 3
-
€10,695 EUR
View
A
Retailer 4
-
€11,391 EUR
View
B+
Retailer 5
-
€12,013 EUR
View
Retailer 6
-
€12,532 EUR
View
Price last confirmed 29 days ago
B+
Retailer 7
-
€12,965 EUR
View
Retailer 8
-
€13,368 EUR
View
Price last confirmed 38 days ago
Retailer 9
-
€13,576 EUR
View
Price last confirmed 29 days ago
B+
Retailer 10
-
€13,700 EUR
View
Retailer 11
-
€14,098 EUR
View
Price last confirmed 38 days ago
Retailer 12
-
€17,006 EUR
View
Price last confirmed 37 days ago
Retailer 13
-
€17,754 EUR
View
Price last confirmed 40 days ago
Most Expensive
MOH London
CBC7E0373 · Oct 8
€19,756 EUR
£17,460 GBP
View
Price last confirmed 29 days ago
13 more retailers have this diamond
Prices start from €10,167 EURSave up to €3,534 EUR

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
€10,167 EUR