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Cushion|Natural|GIA

1.30ct F SI2 Cushion Natural Diamond

ID • F/SI2 • GIA 2557836902

Certificate GIA 2557836902

Diamond specifications and retailer prices

From €1,902 EUR
HK$16,600 HKD
As of October 31, 2026
Save €3,634 EUR (66%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €5,536 EUR at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.3ct natural cushion diamond

This 1.3ct natural cushion sits in the one-and-a-quarter to one-and-a-half 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 2557836902. Listed at 13 retailers as of October 28, 2026, with prices from €1,902 to €5,536, a €3,634 spread on the same certified stone. Queensmith lists it at €5,536. 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

1.30
Carat
F
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557836902
Dimensions7.56 × 5.49 × 3.72 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle, Indented Natural
Top View
7.56 mm5.49 mm1.30 ctF / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2557836902
Side View
Table 65.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 67.7%

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 31
Current: €5,536 EUR|Low: €1,890 EUR|High: €5,638 EUR|Avg: €2,994 EUR|+1.1%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 5€1,902 EUR
Retailer 3€2,003 EUR
Retailer 4€2,009 EUR
Retailer 9€2,533 EUR
Retailer 11€2,651 EUR
Retailer 8€2,660 EUR
Retailer 2€2,708 EUR
Retailer 10€2,757 EUR
Retailer 6€2,966 EUR
Retailer 7€4,463 EUR
Queensmith€5,536 EUR

32 data points across 11 retailers

13 retailers€1,902 EUR to €5,536 EUR

A
Cheapest Retailer
-
€1,902 EUR
HK$16,600 HKD
A
Retailer 2
-
€2,003 EUR
SGD 3,024 SGD
View
A
Retailer 3
-
€2,009 EUR
₹213,805 INR
View
A
Retailer 4
-
€2,472 EUR
$2,762 USD
View
A
Retailer 5
-
€2,533 EUR
$2,830 USD
View
A
Retailer 6
-
€2,651 EUR
SGD 4,003 SGD
View
A
Retailer 7
-
€2,660 EUR
$2,972 USD
View
A
Retailer 8
-
€2,708 EUR
£2,383 GBP
View
A
Retailer 9
-
€2,739 EUR
A$4,708 AUD
View
A
Retailer 10
-
€2,757 EUR
$3,080 USD
View
A
Retailer 11
-
€2,966 EUR
View
B
Retailer 12
-
€4,463 EUR
£3,926 GBP
View
Most Expensive
B
Queensmith
2557836902 · Oct 28
€5,536 EUR
£4,870 GBP
View
12 more retailers have this diamond
Prices start from €1,902 EURSave up to €3,634 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
1.30ct Cushion
€1,902 EUR