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Cushion|Natural|GIA

2.51ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 6542023006

Certificate GIA 6542023006

Diamond specifications and retailer prices

From €15,382 EUR
$17,253 USD
As of November 2, 2026
Save €5,830 EUR (27%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €21,212 EUR at Wholesale Diamonds Direct · As of October 27, 2026
View at Wholesale Diamonds Direct

About this 2.51ct natural cushion diamond

This 2.51ct natural cushion sits in the two to three carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6542023006. Listed at 16 retailers as of October 27, 2026, with prices from €15,382 to €21,212, a €5,830 spread on the same certified stone. Wholesale Diamonds Direct lists it at €21,212. 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

2.51
Carat
H
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle36.5°
OriginNatural
Grading LabGIA
CertificateGIA 6542023006
Dimensions7.67 × 7.64 × 5.22 mm
L/W Ratio1.00
Top View
7.67 mm7.64 mm2.51 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542023006
Side View
Table 64.0%Crown 33.4°Girdle: ThickPavilion 36.5°Culet: NoneDepth 68.4%

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 2
Current: €20,305 EUR|Low: €15,382 EUR|High: €20,611 EUR|Avg: €18,736 EUR|-1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 7€15,382 EUR
Retailer 5€17,649 EUR
Retailer 4€18,181 EUR
Retailer 6€18,647 EUR
Retailer 2€19,659 EUR
Retailer 1€20,305 EUR
Retailer 3€20,552 EUR

43 data points across 7 retailers

16 retailers€15,382 EUR to €21,212 EUR

A
Cheapest Retailer
-
€15,382 EUR
$17,253 USD
A
Retailer 2
-
€16,225 EUR
$18,198 USD
View
A
Retailer 3
-
€16,334 EUR
$18,321 USD
View
B+
Retailer 4
-
€17,234 EUR
$19,330 USD
View
B+
Retailer 5
-
€17,649 EUR
$19,795 USD
View
B+
Retailer 6
-
€17,796 EUR
$19,960 USD
View
Retailer 7
-
€18,181 EUR
A$31,372 AUD
View
Price last confirmed 7 days ago
B+
Retailer 8
-
€18,647 EUR
$20,914 USD
View
B+
Retailer 9
-
€18,663 EUR
$20,932 USD
View
B+
Retailer 10
-
€19,240 EUR
$21,580 USD
View
B+
Retailer 11
-
€19,240 EUR
$21,580 USD
View
B+
Retailer 12
-
€19,659 EUR
£17,362 GBP
View
B+
Retailer 13
-
€19,882 EUR
$22,300 USD
View
B+
Retailer 14
-
€20,305 EUR
£17,933 GBP
View
B
Retailer 15
-
€20,552 EUR
View
Most Expensive
B
Wholesale Diamonds Direct
241967421 · Oct 27
€21,212 EUR
$23,791 USD
View
15 more retailers have this diamond
Prices start from €15,382 EURSave up to €5,830 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
2.51ct Cushion
€15,382 EUR