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Cushion|Natural|GIA

2.51ct H SI2 Cushion Natural Diamond

EX • H/SI2 • GIA 7551755984

Certificate GIA 7551755984

Diamond specifications and retailer prices

From €15,660 EUR
$17,496 USD
As of October 30, 2026
Save €10,994 EUR (41%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €26,655 EUR at MOH London · As of October 29, 2026
View at MOH London

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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7551755984. Listed at 7 retailers as of October 29, 2026, with prices from €15,660 to €26,655, a €10,994 spread on the same certified stone. MOH London lists it at €26,655. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7551755984
Dimensions9.58 × 6.92 × 4.68 mm
L/W Ratio1.38
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
9.58 mm6.92 mm2.51 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7551755984
Side View
Table 67.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.6%

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 30
Current: €26,655 EUR|Low: €15,447 EUR|High: €26,655 EUR|Avg: €19,112 EUR|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 7€15,660 EUR
Retailer 5€16,976 EUR
Retailer 6€17,118 EUR
Retailer 3€17,337 EUR
Retailer 8€18,040 EUR
Retailer 4€19,591 EUR
Retailer 9€20,339 EUR
Retailer 2€20,598 EUR
MOH London€26,655 EUR

8 data points across 9 retailers

7 retailers€15,660 EUR to €26,655 EUR

A
Cheapest Retailer
-
€15,660 EUR
$17,496 USD
B+
Retailer 2
-
€16,976 EUR
$18,966 USD
View
B+
Retailer 3
-
€17,118 EUR
$19,124 USD
View
B+
Retailer 4
-
€17,337 EUR
£15,252 GBP
View
B+
Retailer 5
-
€19,591 EUR
£17,234 GBP
View
B
Retailer 6
-
€20,598 EUR
View
Most Expensive
B
MOH London
436A1984F · Oct 29
€26,655 EUR
£23,448 GBP
View
6 more retailers have this diamond
Prices start from €15,660 EURSave up to €10,994 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
€15,660 EUR