Radiant|Natural|GIA

2.50ct F SI1 Radiant Natural Diamond

EX • F/SI1

Diamond specifications and retailer prices

From €19,229 EUR

$21,567 USD

As of November 2, 2026

Save €11,528 EUR (37%) vs most expensive(unlock to see where)

19 retailers carry this diamond

Most expensive: €30,757 EUR at NZ Jewellers · As of October 30, 2026

View at NZ Jewellers

About this 2.5ct natural radiant diamond

This 2.5ct natural radiant sits in the two to three carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA. Listed at 19 retailers as of October 30, 2026, with prices from €19,229 to €30,757, a €11,528 spread on the same certified stone. NZ Jewellers lists it at €30,757. 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

Color

SI1

Clarity

Excellent

Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent

PolishExcellent

SymmetryVery Good

FluorescenceNone

OriginNatural

Grading LabGIA

Dimensions8.75 × 6.64 × 4.62 mm

L/W Ratio1.32

Top View

OriginNatural

CutExcellent

PolishExcellent

SymmetryVery Good

FluorescenceNone

CertificateGIA

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2

Current: €30,757 EUR|Low: €19,049 EUR|High: €30,757 EUR|Avg: €23,813 EUR

NZ Jewellers

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

November 2, 2026

Retailer 8€19,229 EUR

Retailer 9€21,038 EUR

Retailer 5€21,711 EUR

Retailer 10€22,160 EUR

Retailer 6€22,797 EUR

Retailer 7€23,520 EUR

Retailer 2€23,945 EUR

Retailer 11€24,289 EUR

Retailer 4€24,425 EUR

Retailer 3€26,089 EUR

NZ Jewellers€30,757 EUR

24 data points across 11 retailers

19 retailers€19,229 EUR to €30,757 EUR

Cheapest Retailer

€19,229 EUR

$21,567 USD

B+

Retailer 2

€21,038 EUR

CA$32,773 CAD

View

B+

Retailer 3

€21,711 EUR

$24,351 USD

View

B+

Retailer 4

€22,160 EUR

$24,855 USD

View

B+

Retailer 5

€22,797 EUR

$25,569 USD

View

Retailer 6

€22,797 EUR

$25,569 USD

View

Price last confirmed 17 days ago

Retailer 7

€23,520 EUR

$26,380 USD

View

Price last confirmed 30 days ago

B+

Retailer 8

€23,520 EUR

$26,380 USD

View

Retailer 9

€23,520 EUR

$26,380 USD

View

Price last confirmed 16 days ago

B+

Retailer 10

€23,945 EUR

£21,147 GBP

View

B+

Retailer 11

€24,289 EUR

$27,243 USD

View

Retailer 12

€24,425 EUR

$27,395 USD

View

Price last confirmed 57 days ago

Retailer 13

€24,425 EUR

$27,395 USD

View

Price last confirmed 30 days ago

Retailer 14

€24,425 EUR

$27,395 USD

View

Price last confirmed 15 days ago

B+

Retailer 15

€24,425 EUR

$27,395 USD

View

Retailer 16

€26,089 EUR

$29,261 USD

View

Retailer 17

€30,757 EUR

$34,497 USD

View

Price last confirmed 16 days ago

Retailer 18

€30,757 EUR

$34,497 USD

View

Price last confirmed 30 days ago

Most Expensive

NZ Jewellers

d72dd5a6-3af4-4986-b097-6053e94da8f3 · Oct 30

€30,757 EUR

$34,497 USD

View

18 more retailers have this diamond

Prices start from €19,229 EURSave up to €11,528 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.

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