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Cushion|Natural|GIA

1.50ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 2241066059

Certificate GIA 2241066059

Diamond specifications and retailer prices

From $3,624 NZD
As of November 6, 2026
Save $4,958 NZD (58%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $8,582 NZD at MOH London · As of November 4, 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 I 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 2241066059. Listed at 8 retailers as of November 4, 2026, with prices from $3,624 to $8,582, a $4,958 spread on the same certified stone. MOH London lists it at $8,582. 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
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Pavilion angle36.03°
OriginNatural
Grading LabGIA
CertificateGIA 2241066059
Dimensions7.55 × 5.90 × 4.11 mm
L/W Ratio1.28
Key to symbols
Crystal, Feather
Top View
7.55 mm5.90 mm1.50 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2241066059
Side View
Table 62.0%CrownGirdle: STK-VTKPavilion 36.03°Culet: NoneDepth 69.8%

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: $8,582 NZD|Low: $3,624 NZD|High: $9,489 NZD|Avg: $5,986 NZD|-9.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 6$3,624 NZD
Retailer 3$4,472 NZD
Retailer 5$4,477 NZD
Retailer 4$4,852 NZD
Retailer 7$5,352 NZD
Retailer 2$6,644 NZD
Retailer 9$6,844 NZD
Retailer 8$7,708 NZD
MOH London$8,582 NZD

29 data points across 9 retailers

8 retailers$3,624 NZD to $8,582 NZD

A
Cheapest Retailer
-
$3,624 NZD
A
Retailer 2
-
$4,472 NZD
View
A
Retailer 3
-
$4,477 NZD
View
Price last confirmed 3 days ago
A
Retailer 4
-
$4,852 NZD
View
A
Retailer 5
-
$5,352 NZD
View
A
Retailer 6
-
$6,644 NZD
View
Retailer 7
-
$7,708 NZD
View
Price last confirmed 10 days ago
Most Expensive
B+
MOH London
408F274C1 · Nov 4
$8,582 NZD
£3,746 GBP
View
7 more retailers have this diamond
Prices start from $3,624 NZDSave up to $4,958 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
$3,624 NZD