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Cushion|Natural|GIA

3.02ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 1232711308

Certificate GIA 1232711308

Diamond specifications and retailer prices

From $44,879 NZD
As of November 4, 2026
Save $9,723 NZD (18%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $54,602 NZD at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 3.02ct natural cushion diamond

This 3.02ct natural cushion sits in the three to five carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1232711308. Listed at 7 retailers as of November 4, 2026, with prices from $44,879 to $54,602, a $9,723 spread on the same certified stone. 77 Diamonds lists it at $54,602. 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

3.02
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.73°
Pavilion angle36.49°
OriginNatural
Grading LabGIA
CertificateGIA 1232711308
Dimensions9.97 × 7.45 × 5.15 mm
L/W Ratio1.34
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
9.97 mm7.45 mm3.02 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1232711308
Side View
Table 65.0%Crown 36.73°Girdle: Very ThickPavilion 36.49°Culet: NoneDepth 69.2%

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: $54,602 NZD|Low: $43,820 NZD|High: $55,620 NZD|Avg: $48,899 NZD|+0.5%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 5$43,820 NZD
Retailer 8$44,879 NZD
Retailer 4$47,957 NZD
Retailer 2$49,295 NZD
Retailer 3$49,660 NZD
Retailer 7$50,157 NZD
Retailer 6$50,466 NZD
77 Diamonds$54,602 NZD

39 data points across 8 retailers

7 retailers$44,879 NZD to $54,602 NZD

B+
Cheapest Retailer
-
$44,879 NZD
B
Retailer 2
-
$47,957 NZD
View
Retailer 3
-
$49,295 NZD
View
Price last confirmed 9 days ago
Retailer 4
-
$49,660 NZD
View
Price last confirmed 34 days ago
B
Retailer 5
-
$50,157 NZD
View
B
Retailer 6
-
$50,466 NZD
View
Most Expensive
B
77 Diamonds
CUSEMCTN8BUUF · Nov 6
$54,602 NZD
£23,834 GBP
View
6 more retailers have this diamond
Prices start from $44,879 NZDSave up to $9,723 NZD

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+
3.02ct Cushion
$44,879 NZD