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Cushion|Natural|GIA

1.51ct F SI2 Cushion Natural Diamond

EX • F/SI2 • GIA 6243003386

Certificate GIA 6243003386

Diamond specifications and retailer prices

From €2,944 EUR
HK$25,800 HKD
As of November 1, 2026
Save €3,384 EUR (53%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €6,328 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 1.51ct natural cushion diamond

This 1.51ct natural cushion sits in the one-and-a-half to two carat band, graded F 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 6243003386. Listed at 8 retailers as of November 1, 2026, with prices from €2,944 to €6,328, a €3,384 spread on the same certified stone. MOH London lists it at €6,328. 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

1.51
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle37.55°
OriginNatural
Grading LabGIA
CertificateGIA 6243003386
Dimensions7.79 × 5.93 × 4.14 mm
L/W Ratio1.31
Key to symbols
Crystal, Feather, Needle
Top View
7.79 mm5.93 mm1.51 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6243003386
Side View
Table 65.0%CrownGirdle: MED-THKPavilion 37.55°Culet: NoneDepth 69.8%

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 1
Current: €6,328 EUR|Low: €2,933 EUR|High: €7,419 EUR|Avg: €4,608 EUR|-14.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 4€2,944 EUR
Retailer 5€3,531 EUR
Retailer 2€3,744 EUR
Retailer 7€3,763 EUR
Retailer 6€4,235 EUR
Retailer 3€4,585 EUR
MOH London€6,328 EUR

45 data points across 7 retailers

8 retailers€2,944 EUR to €6,328 EUR

A
Cheapest Retailer
-
€2,944 EUR
HK$25,800 HKD
A
Retailer 2
-
€3,531 EUR
$3,960 USD
View
A
Retailer 3
-
€3,744 EUR
£3,306 GBP
View
A
Retailer 4
-
€3,763 EUR
SGD 5,704 SGD
View
A
Retailer 5
-
€4,235 EUR
$4,750 USD
View
A
Retailer 6
-
€4,566 EUR
A$7,878 AUD
View
A
Retailer 7
-
€4,585 EUR
View
Most Expensive
B+
MOH London
5BD481C81 · Nov 1
€6,328 EUR
£5,589 GBP
View
7 more retailers have this diamond
Prices start from €2,944 EURSave up to €3,384 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
1.51ct Cushion
€2,944 EUR