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Cushion|Natural|GIA

1.30ct F SI1 Cushion Natural Diamond

EX • F/SI1 • GIA 1549709882

Certificate GIA 1549709882

Diamond specifications and retailer prices

From $7,741 NZD
As of November 6, 2026
Save $3,430 NZD (31%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $11,170 NZD at 77 Diamonds · As of November 7, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1549709882. Listed at 4 retailers as of November 6, 2026, with prices from $7,741 to $11,170, a $3,430 spread on the same certified stone. 77 Diamonds lists it at $11,170. 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
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle37°
Pavilion angle55.1°
OriginNatural
Grading LabGIA
CertificateGIA 1549709882
Dimensions7.05 × 5.67 × 3.90 mm
L/W Ratio1.24
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Needle, Indented Natural
Top View
7.05 mm5.67 mm1.30 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1549709882
Side View
Table 66.0%Crown 37°Girdle: THN-VTKPavilion 55.1°Culet: NoneDepth 68.7%

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 6
Current: $11,170 NZD|Low: $7,253 NZD|High: $11,286 NZD|Avg: $8,906 NZD|+8.6%
77 Diamonds
Retailer 2
Retailer 3
November 7, 2026
Retailer 3$7,741 NZD
Retailer 2$8,376 NZD
77 Diamonds$11,170 NZD

37 data points across 3 retailers

4 retailers$7,741 NZD to $11,170 NZD

B+
Cheapest Retailer
-
$7,741 NZD
B+
Retailer 2
-
$8,376 NZD
View
B
Retailer 3
-
$8,626 NZD
View
Most Expensive
B
77 Diamonds
CUSMBBPTB7NYZ · Nov 7
$11,170 NZD
£4,876 GBP
View
3 more retailers have this diamond
Prices start from $7,741 NZDSave up to $3,430 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+
1.30ct Cushion
$7,741 NZD