CaratHunter
Plans
Cushion|Natural|GIA

1.50ct I SI2 Cushion Natural Diamond

ID • I/SI2 • GIA 1565498678

Certificate GIA 1565498678

Diamond specifications and retailer prices

From $7,421 NZD
As of November 6, 2026
Save $8,098 NZD (52%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $15,519 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1565498678. Listed at 16 retailers as of November 4, 2026, with prices from $7,421 to $15,519, a $8,098 spread on the same certified stone. MOH London lists it at $15,519. 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
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1565498678
Dimensions8.13 × 6.01 × 4.02 mm
L/W Ratio1.35
Girdle conditionFaceted
Top View
8.13 mm6.01 mm1.50 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1565498678
Side View
Table 65.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 66.8%

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: $15,519 NZD|Low: $7,158 NZD|High: $16,442 NZD|Avg: $9,841 NZD|-0.0%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 17$7,421 NZD
Retailer 4$7,549 NZD
Retailer 13$7,703 NZD
Retailer 14$8,015 NZD
Retailer 7$8,186 NZD
Retailer 12$8,363 NZD
Retailer 16$8,772 NZD
Retailer 6$8,830 NZD
Retailer 5$8,985 NZD
Retailer 3$9,001 NZD
Retailer 8$9,194 NZD
Retailer 11$9,391 NZD
Retailer 2$10,246 NZD
Retailer 9$10,374 NZD
Retailer 10$11,348 NZD
Retailer 15$15,429 NZD
MOH London$15,519 NZD

23 data points across 17 retailers

16 retailers$7,421 NZD to $15,519 NZD

A
Cheapest Retailer
-
$7,421 NZD
A
Retailer 2
-
$7,549 NZD
View
A
Retailer 3
-
$7,703 NZD
View
A
Retailer 4
-
$8,015 NZD
View
A
Retailer 5
-
$8,186 NZD
View
B+
Retailer 6
-
$8,363 NZD
View
B+
Retailer 7
-
$8,772 NZD
View
B+
Retailer 8
-
$8,830 NZD
View
Final sale: no returns
B+
Retailer 9
-
$8,985 NZD
View
B+
Retailer 10
-
$9,001 NZD
View
Retailer 11
-
$9,194 NZD
View
Price last confirmed 21 days ago
B+
Retailer 12
-
$9,391 NZD
View
B+
Retailer 13
-
$10,246 NZD
View
B
Retailer 14
-
$11,348 NZD
View
B
Retailer 15
-
$15,429 NZD
View
Most Expensive
B
MOH London
59BE0F6B8 · Nov 4
$15,519 NZD
£6,774 GBP
View
15 more retailers have this diamond
Prices start from $7,421 NZDSave up to $8,098 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
$7,421 NZD