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Cushion|Natural|GIA

1.30ct I SI2 Cushion Natural Diamond

EX • I/SI2 • GIA 6235662469

Certificate GIA 6235662469

Diamond specifications and retailer prices

From $2,936 SGD
As of November 6, 2026
Save $1,500 SGD (34%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $4,436 SGD at 77 Diamonds · As of November 5, 2026
View at 77 Diamonds

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 I 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 6235662469. Listed at 6 retailers as of November 5, 2026, with prices from $2,936 to $4,436, a $1,500 spread on the same certified stone. 77 Diamonds lists it at $4,436. 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
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6235662469
Dimensions6.42 × 5.89 × 4.01 mm
L/W Ratio1.09
Top View
6.42 mm5.89 mm1.30 ctI / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6235662469
Side View
Table 60.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 68.1%

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 6
Current: $4,436 SGD|Low: $2,670 SGD|High: $4,482 SGD|Avg: $3,295 SGD|+1.4%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 5, 2026
Retailer 2$2,936 SGD
Retailer 3$2,963 SGD
Retailer 4$3,016 SGD
Retailer 5$3,166 SGD
77 Diamonds$4,436 SGD

35 data points across 5 retailers

6 retailers$2,936 SGD to $4,436 SGD

A
Cheapest Retailer
-
$2,936 SGD
Final sale: no returns
A
Retailer 2
-
$2,963 SGD
View
A
Retailer 3
-
$3,016 SGD
View
A
Retailer 4
-
$3,114 SGD
View
A
Retailer 5
-
$3,166 SGD
View
Most Expensive
B+
77 Diamonds
CUSZKQRFPH33 · Nov 5
$4,436 SGD
£2,725 GBP
View
5 more retailers have this diamond
Prices start from $2,936 SGDSave up to $1,500 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
$2,936 SGD