Radiant|Natural|GIA

2.50ct D SI2 Radiant Natural Diamond

ID • D/SI2 • GIA 6541446403

Certificate GIA 6541446403

Diamond specifications and retailer prices

From $16,269 USD
HK$127,100 HKD
As of November 1, 2026
Save $12,286 USD (43%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $28,555 USD at MOH London · As of November 1, 2026
View at MOH London

About this 2.5ct natural radiant diamond

This 2.5ct natural radiant sits in the two to three carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6541446403. Listed at 13 retailers as of November 1, 2026, with prices from $16,269 to $28,555, a $12,286 spread on the same certified stone. MOH London lists it at $28,555. 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
D
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle54.07°
Pavilion angle62.54°
OriginNatural
Grading LabGIA
CertificateGIA 6541446403
Dimensions9.02 × 6.68 × 4.61 mm
L/W Ratio1.35
Top View
9.02 mm6.68 mm2.50 ctD / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 6541446403
Side View
Table 67.0%Crown 54.07°Girdle: THK-VTKPavilion 62.54°Culet: NoneDepth 69.1%

Caratlytics Score

How it works →
A
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 1
Current: $28,555 USD|Low: $16,269 USD|High: $30,907 USD|Avg: $21,171 USD|-7.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 7$16,269 USD
Retailer 6$16,809 USD
Retailer 4$17,521 USD
Retailer 2$17,787 USD
Retailer 5$17,917 USD
Retailer 3$18,873 USD
Retailer 9$22,184 USD
Retailer 8$22,220 USD
MOH London$28,555 USD

33 data points across 9 retailers

13 retailers$16,269 USD to $28,555 USD

A
Cheapest Retailer
-
$16,269 USD
HK$127,100 HKD
A
Retailer 2
-
$16,809 USD
View
A
Retailer 3
-
$17,521 USD
View
Final sale: no returns
A
Retailer 4
-
$17,787 USD
₹1,694,015 INR
View
A
Retailer 5
-
$17,917 USD
View
A
Retailer 6
-
$18,873 USD
£14,861 GBP
View
A
Retailer 7
-
$22,184 USD
€21,128 EUR
View
A
Retailer 8
-
$22,220 USD
View
Retailer 9
-
$22,663 USD
View
Price last confirmed 31 days ago
Retailer 10
-
$23,382 USD
View
Price last confirmed 33 days ago
Retailer 11
-
$24,282 USD
View
Price last confirmed 33 days ago
Retailer 12
-
$27,701 USD
View
Price last confirmed 31 days ago
Most Expensive
B+
MOH London
496BDFC83 · Nov 1
$28,555 USD
£22,484 GBP
View
12 more retailers have this diamond
Prices start from $16,269 USDSave up to $12,286 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 Radiant
$16,269 USD