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Cushion|Natural|GIA

1.50ct F SI1 Cushion Natural Diamond

ID • F/SI1 • GIA 6542285773

Certificate GIA 6542285773

Diamond specifications and retailer prices

From $7,365 NZD
As of November 6, 2026
Save $8,094 NZD (52%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $15,459 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 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 6542285773. Listed at 16 retailers as of November 4, 2026, with prices from $7,365 to $15,459, a $8,094 spread on the same certified stone. MOH London lists it at $15,459. 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
F
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6542285773
Dimensions7.62 × 5.87 × 4.03 mm
L/W Ratio1.30
Top View
7.62 mm5.87 mm1.50 ctF / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6542285773
Side View
Table 66.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 68.7%

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: $15,459 NZD|Low: $7,295 NZD|High: $15,803 NZD|Avg: $10,026 NZD|-1.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 7, 2026
Retailer 10$7,365 NZD
Retailer 6$7,831 NZD
Retailer 12$8,585 NZD
Retailer 9$8,736 NZD
Retailer 3$8,983 NZD
Retailer 13$9,375 NZD
Retailer 2$9,427 NZD
Retailer 11$9,732 NZD
Retailer 4$9,741 NZD
Retailer 5$9,882 NZD
Retailer 7$10,951 NZD
Retailer 8$11,875 NZD
MOH London$15,459 NZD

32 data points across 13 retailers

16 retailers$7,365 NZD to $15,459 NZD

A
Cheapest Retailer
-
$7,365 NZD
A
Retailer 2
-
$7,831 NZD
View
A
Retailer 3
-
$8,585 NZD
View
A
Retailer 4
-
$8,736 NZD
View
A
Retailer 5
-
$8,983 NZD
View
Final sale: no returns
A
Retailer 6
-
$9,034 NZD
View
A
Retailer 7
-
$9,038 NZD
View
Retailer 8
-
$9,375 NZD
View
Price last confirmed 11 days ago
A
Retailer 9
-
$9,427 NZD
View
Retailer 10
-
$9,732 NZD
View
Price last confirmed 9 days ago
B+
Retailer 11
-
$9,741 NZD
View
Retailer 12
-
$9,882 NZD
View
Price last confirmed 29 days ago
B+
Retailer 13
-
$9,952 NZD
View
B+
Retailer 14
-
$10,951 NZD
View
B+
Retailer 15
-
$11,875 NZD
View
Most Expensive
B
MOH London
D877EFE97 · Nov 4
$15,459 NZD
£6,748 GBP
View
15 more retailers have this diamond
Prices start from $7,365 NZDSave up to $8,094 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
$7,365 NZD