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Round|Natural|GIA

2.50ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 1555749042

Certificate GIA 1555749042

Diamond specifications and retailer prices

From €8,154 EUR
SGD 12,310 SGD
As of October 31, 2026
Save €3,907 EUR (32%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €12,060 EUR at The Diamond Guys · As of October 31, 2026
View at The Diamond Guys

About this 2.5ct natural round diamond

This 2.5ct natural round sits in the two to three carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1555749042. Listed at 9 retailers as of October 31, 2026, with prices from €8,154 to €12,060, a €3,907 spread on the same certified stone. The Diamond Guys lists it at €12,060. 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
J
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1555749042
Dimensions8.60 × 5.42 × 5.42 mm
L/W Ratio1.59
Culet sizeNone
Top View
8.60 mm5.42 mm2.50 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1555749042
Side View
Table 56.0%Crown 36.5°Girdle: THN-STKPavilion 40.8°Culet: 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 31
Current: €9,507 EUR|Low: €8,154 EUR|High: €12,528 EUR|Avg: €10,396 EUR|-8.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 5€8,154 EUR
Retailer 3€8,711 EUR
Retailer 1€9,507 EUR
Retailer 4€9,630 EUR
Retailer 6€9,855 EUR
Retailer 8€11,084 EUR
Retailer 2€11,171 EUR
Retailer 7€11,586 EUR

42 data points across 8 retailers

9 retailers€8,154 EUR to €12,060 EUR

A
Cheapest Retailer
-
€8,154 EUR
SGD 12,310 SGD
A
Retailer 2
-
€8,711 EUR
SGD 13,151 SGD
View
A
Retailer 3
-
€9,507 EUR
£8,363 GBP
View
A
Retailer 4
-
€9,630 EUR
$10,759 USD
View
A
Retailer 5
-
€9,855 EUR
$11,010 USD
View
A
Retailer 6
-
€11,084 EUR
$12,383 USD
View
A
Retailer 7
-
€11,171 EUR
View
A
Retailer 8
-
€11,586 EUR
$12,944 USD
View
Most Expensive
B+
The Diamond Guys
1966474808 · Oct 31
€12,060 EUR
$13,474 USD
View
8 more retailers have this diamond
Prices start from €8,154 EURSave up to €3,907 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
€8,154 EUR