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Cushion|Natural|GIA

1.30ct H SI2 Cushion Natural Diamond

EX • H/SI2 • GIA 1232876849

Certificate GIA 1232876849

Diamond specifications and retailer prices

From $4,734 AUD
As of November 4, 2026
Save $5,537 AUD (54%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $10,271 AUD at MOH London · As of November 4, 2026
View at MOH London

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 H 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 1232876849. Listed at 15 retailers as of November 4, 2026, with prices from $4,734 to $10,271, a $5,537 spread on the same certified stone. MOH London lists it at $10,271. 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
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Pavilion angle37°
OriginNatural
Grading LabGIA
CertificateGIA 1232876849
Dimensions7.37 × 5.67 × 3.94 mm
L/W Ratio1.30
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
7.37 mm5.67 mm1.30 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1232876849
Side View
Table 64.0%CrownGirdle: STK-THKPavilion 37°Culet: NoneDepth 69.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $10,271 AUD|Low: $5,100 AUD|High: $10,423 AUD|Avg: $6,564 AUD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 2$5,100 AUD
Retailer 6$5,287 AUD
Retailer 9$5,536 AUD
Retailer 3$5,571 AUD
Retailer 7$5,579 AUD
Retailer 8$5,864 AUD
Retailer 5$6,241 AUD
Retailer 4$6,864 AUD
Retailer 10$6,967 AUD
Retailer 11$7,328 AUD
MOH London$10,271 AUD

43 data points across 11 retailers

15 retailers$4,734 AUD to $10,271 AUD

B+
Cheapest Retailer
-
$4,734 AUD
B+
Retailer 2
-
$4,852 AUD
View
B+
Retailer 3
-
$4,953 AUD
View
B+
Retailer 4
-
$5,100 AUD
View
Final sale: no returns
B+
Retailer 5
-
$5,287 AUD
View
B
Retailer 6
-
$5,571 AUD
View
Retailer 7
-
$5,579 AUD
View
Price last confirmed 9 days ago
B
Retailer 8
-
$5,864 AUD
View
B
Retailer 9
-
$6,215 AUD
View
B
Retailer 10
-
$6,215 AUD
View
B+
Retailer 11
-
$6,241 AUD
View
B
Retailer 12
-
$6,418 AUD
View
B
Retailer 13
-
$6,864 AUD
View
Retailer 14
-
$6,967 AUD
View
Price last confirmed 15 days ago
Most Expensive
B
MOH London
366D2EBA8 · Nov 4
$10,271 AUD
£5,557 GBP
View
14 more retailers have this diamond
Prices start from $4,734 AUDSave up to $5,537 AUD

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.

B+
1.30ct Cushion
$4,734 AUD