Cushion|Natural|GIA

1.50ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 6233946339

Certificate GIA 6233946339

Diamond specifications and retailer prices

From $8,267 NZD
HK$36,400 HKD
As of November 1, 2026
Save $8,300 NZD (50%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $16,567 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.5ct natural cushion diamond

This 1.5ct natural cushion sits in the one-and-a-half to two carat band, graded D 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 6233946339. Listed at 10 retailers as of November 1, 2026, with prices from $8,267 to $16,567, a $8,300 spread on the same certified stone. MOH London lists it at $16,567. 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

1.50
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle35.81°
OriginNatural
Grading LabGIA
CertificateGIA 6233946339
Dimensions7.60 × 5.88 × 4.07 mm
L/W Ratio1.29
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
7.60 mm5.88 mm1.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6233946339
Side View
Table 62.0%CrownGirdle: STK-VTKPavilion 35.81°Culet: NoneDepth 69.3%

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 1
Current: $16,567 NZD|Low: $8,267 NZD|High: $18,484 NZD|Avg: $11,736 NZD|-10.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 4$8,267 NZD
Retailer 5$9,512 NZD
Retailer 8$9,561 NZD
Retailer 6$9,883 NZD
Retailer 2$10,521 NZD
Retailer 9$11,595 NZD
Retailer 7$11,797 NZD
Retailer 3$12,490 NZD
MOH London$16,567 NZD

34 data points across 9 retailers

10 retailers$8,267 NZD to $16,567 NZD

A
Cheapest Retailer
-
$8,267 NZD
HK$36,400 HKD
A
Retailer 2
-
$9,512 NZD
€5,106 EUR
View
A
Retailer 3
-
$9,561 NZD
SGD 7,282 SGD
View
A
Retailer 4
-
$9,883 NZD
$5,570 USD
View
A
Retailer 5
-
$10,521 NZD
£4,669 GBP
View
B+
Retailer 6
-
$11,595 NZD
$6,535 USD
View
Final sale: no returns
B+
Retailer 7
-
$11,797 NZD
$6,649 USD
View
B+
Retailer 8
-
$12,349 NZD
A$10,708 AUD
View
B+
Retailer 9
-
$12,490 NZD
€6,704 EUR
View
Most Expensive
B+
MOH London
8A896A3F4 · Nov 1
$16,567 NZD
£7,352 GBP
View
9 more retailers have this diamond
Prices start from $8,267 NZDSave up to $8,300 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.

A
1.50ct Cushion
$8,267 NZD