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Cushion|Natural|GIA

1.31ct F SI2 Cushion Natural Diamond

EX • F/SI2 • GIA 2544580359

Certificate GIA 2544580359

Diamond specifications and retailer prices

From $2,918 USD
HK$22,800 HKD
As of November 1, 2026
Save $4,079 USD (58%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,998 USD at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.31ct natural cushion diamond

This 1.31ct 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 2544580359. Listed at 16 retailers as of October 28, 2026, with prices from $2,918 to $6,998, a $4,079 spread on the same certified stone. Queensmith lists it at $6,998. 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

1.31
Carat
F
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2544580359
Dimensions7.48 × 5.56 × 3.76 mm
L/W Ratio1.35
Top View
7.48 mm5.56 mm1.31 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2544580359
Side View
Table 66.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 67.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $6,998 USD|Low: $2,893 USD|High: $7,131 USD|Avg: $4,179 USD|+0.6%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 2, 2026
Retailer 11$2,918 USD
Retailer 2$3,043 USD
Retailer 13$3,450 USD
Retailer 5$3,526 USD
Retailer 3$3,671 USD
Retailer 6$3,675 USD
Retailer 7$3,777 USD
Retailer 4$3,821 USD
Retailer 9$3,908 USD
Retailer 12$3,967 USD
Retailer 14$4,082 USD
Retailer 8$4,472 USD
Retailer 10$6,389 USD
Queensmith$6,998 USD

23 data points across 14 retailers

16 retailers$2,918 USD to $6,998 USD

A
Cheapest Retailer
-
$2,918 USD
HK$22,800 HKD
A
Retailer 2
-
$3,043 USD
₹289,824 INR
View
A
Retailer 3
-
$3,450 USD
View
A
Retailer 4
-
$3,526 USD
View
Final sale: no returns
Retailer 5
-
$3,671 USD
SGD 4,961 SGD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$3,675 USD
SGD 4,966 SGD
View
A
Retailer 7
-
$3,777 USD
£2,974 GBP
View
B+
Retailer 8
-
$3,821 USD
View
B+
Retailer 9
-
$3,854 USD
View
B+
Retailer 10
-
$3,908 USD
£3,077 GBP
View
B+
Retailer 11
-
$3,967 USD
View
B+
Retailer 12
-
$4,082 USD
View
B+
Retailer 13
-
$4,224 USD
A$6,498 AUD
View
B+
Retailer 14
-
$4,472 USD
€4,259 EUR
View
B
Retailer 15
-
$6,389 USD
£5,031 GBP
View
Most Expensive
B
Queensmith
2544580359 · Oct 28
$6,998 USD
£5,510 GBP
View
15 more retailers have this diamond
Prices start from $2,918 USDSave up to $4,079 USD

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
1.31ct Cushion
$2,918 USD