CaratHunter
Plans
Cushion|Natural|GIA

1.33ct M SI1 Cushion Natural Diamond

EX • M/SI1 • GIA 6312661439

Certificate GIA 6312661439

Diamond specifications and retailer prices

From $1,899 AUD
As of November 6, 2026
Save $1,591 AUD (46%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $3,490 AUD at Yorxs · As of November 6, 2026
View at Yorxs

About this 1.33ct natural cushion diamond

This 1.33ct natural cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6312661439. Listed at 9 retailers as of November 6, 2026, with prices from $1,899 to $3,490, a $1,591 spread on the same certified stone. Yorxs lists it at $3,490. 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

1.33
Carat
M
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6312661439
Dimensions6.07 × 5.93 × 4.06 mm
L/W Ratio1.02
Top View
6.07 mm5.93 mm1.33 ctM / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6312661439
Side View
Table 60.0%CrownGirdlePavilionCulet: NoneDepth 68.4%

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: $2,527 AUD|Low: $1,880 AUD|High: $3,510 AUD|Avg: $2,669 AUD|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Yorxs
November 6, 2026
Retailer 3$1,899 AUD
Retailer 6$2,342 AUD
Retailer 1$2,527 AUD
Retailer 5$2,527 AUD
Retailer 4$2,570 AUD
Retailer 8$2,663 AUD
Retailer 7$2,768 AUD
Retailer 2$3,136 AUD
Yorxs$3,490 AUD

30 data points across 9 retailers

9 retailers$1,899 AUD to $3,490 AUD

A
Cheapest Retailer
-
$1,899 AUD
B+
Retailer 2
-
$2,342 AUD
View
B+
Retailer 3
-
$2,527 AUD
View
B+
Retailer 4
-
$2,527 AUD
View
Retailer 5
-
$2,570 AUD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$2,663 AUD
View
B+
Retailer 7
-
$2,768 AUD
View
B
Retailer 8
-
$3,136 AUD
View
Most Expensive
B
Yorxs
B4D89F890 · Nov 6
$3,490 AUD
€2,284 EUR
View
8 more retailers have this diamond
Prices start from $1,899 AUDSave up to $1,591 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.

A
1.33ct Cushion
$1,899 AUD