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Cushion|Natural|GIA

1.50ct F SI1 Cushion Natural Diamond

EX • F/SI1 • GIA 6194946238

Certificate GIA 6194946238

Diamond specifications and retailer prices

From $8,462 NZD
As of November 6, 2026
Save $8,010 NZD (49%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $16,472 NZD at MOH London · As of November 7, 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 6194946238. Listed at 28 retailers as of November 6, 2026, with prices from $8,462 to $16,472, a $8,010 spread on the same certified stone. MOH London lists it at $16,472. 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
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6194946238
Dimensions6.83 × 5.72 × 4.21 mm
L/W Ratio1.19
Top View
6.83 mm5.72 mm1.50 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6194946238
Side View
Table 58.0%CrownGirdle: STK-EXTPavilionCulet: NoneDepth 73.5%

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: $16,472 NZD|Low: $8,882 NZD|High: $16,738 NZD|Avg: $11,277 NZD|-1.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 7, 2026
Retailer 8$8,882 NZD
Retailer 11$8,938 NZD
Retailer 12$8,960 NZD
Retailer 6$9,994 NZD
Retailer 3$10,183 NZD
Retailer 2$10,528 NZD
Retailer 7$10,645 NZD
Retailer 4$11,170 NZD
Retailer 9$11,565 NZD
Retailer 5$11,949 NZD
Retailer 10$13,686 NZD
MOH London$16,472 NZD

38 data points across 12 retailers

28 retailers$8,462 NZD to $16,472 NZD

A
Cheapest Retailer
-
$8,462 NZD
A
Retailer 2
-
$8,781 NZD
View
A
Retailer 3
-
$8,882 NZD
View
Retailer 4
-
$8,938 NZD
View
Price last confirmed 17 days ago
A
Retailer 5
-
$8,960 NZD
View
Final sale: no returns
A
Retailer 6
-
$8,994 NZD
View
A
Retailer 7
-
$9,247 NZD
View
A
Retailer 8
-
$9,476 NZD
View
A
Retailer 9
-
$9,525 NZD
View
A
Retailer 10
-
$9,564 NZD
View
B+
Retailer 11
-
$9,994 NZD
View
Retailer 12
-
$10,057 NZD
View
Price last confirmed 13 days ago
Retailer 13
-
$10,183 NZD
View
Price last confirmed 13 days ago
B+
Retailer 14
-
$10,528 NZD
View
B+
Retailer 15
-
$10,645 NZD
View
B+
Retailer 16
-
$10,650 NZD
View
B+
Retailer 17
-
$10,735 NZD
View
Retailer 18
-
$11,170 NZD
View
Price last confirmed 34 days ago
B+
Retailer 19
-
$11,365 NZD
View
B+
Retailer 20
-
$11,365 NZD
View
B+
Retailer 21
-
$11,565 NZD
View
B+
Retailer 22
-
$11,743 NZD
View
B+
Retailer 23
-
$11,949 NZD
View
Retailer 24
-
$12,396 NZD
View
Price last confirmed 15 days ago
B
Retailer 25
-
$12,734 NZD
View
Retailer 26
-
$13,686 NZD
View
Price last confirmed 11 days ago
B
Retailer 27
-
$16,286 NZD
View
Most Expensive
B
MOH London
47F780D5D · Nov 7
$16,472 NZD
£7,190 GBP
View
27 more retailers have this diamond
Prices start from $8,462 NZDSave up to $8,010 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
$8,462 NZD