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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 $2,716 SGD
HK$16,600 HKD
As of November 1, 2026
Save $5,190 SGD (66%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $7,907 SGD 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 $2,716 to $7,907, a $5,190 spread on the same certified stone. Queensmith lists it at $7,907. 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
Colour
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: Nov 1
Current: $7,907 SGD|Low: $2,700 SGD|High: $8,053 SGD|Avg: $4,211 SGD|+1.1%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 6$2,716 SGD
Retailer 3$2,861 SGD
Retailer 2$2,868 SGD
Retailer 9$3,618 SGD
Retailer 11$3,787 SGD
Retailer 8$3,800 SGD
Retailer 4$3,868 SGD
Retailer 10$3,937 SGD
Retailer 7$4,236 SGD
Retailer 5$6,340 SGD
Queensmith$7,907 SGD

31 data points across 11 retailers

13 retailers$2,716 SGD to $7,907 SGD

A
Cheapest Retailer
-
$2,716 SGD
HK$16,600 HKD
A
Retailer 2
-
$2,861 SGD
View
A
Retailer 3
-
$2,868 SGD
₹213,689 INR
View
A
Retailer 4
-
$3,531 SGD
$2,762 USD
View
A
Retailer 5
-
$3,618 SGD
$2,830 USD
View
A
Retailer 6
-
$3,787 SGD
View
A
Retailer 7
-
$3,800 SGD
$2,972 USD
View
A
Retailer 8
-
$3,868 SGD
£2,383 GBP
View
A
Retailer 9
-
$3,912 SGD
A$4,708 AUD
View
A
Retailer 10
-
$3,937 SGD
$3,080 USD
View
A
Retailer 11
-
$4,236 SGD
€3,156 EUR
View
B
Retailer 12
-
$6,340 SGD
£3,905 GBP
View
Most Expensive
B
Queensmith
2557836902 · Oct 28
$7,907 SGD
£4,870 GBP
View
12 more retailers have this diamond
Prices start from $2,716 SGDSave up to $5,190 SGD

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
$2,716 SGD