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Cushion|Natural|GIA

1.50ct G SI1 Cushion Natural Diamond

EX • G/SI1 • GIA 2354860997

Certificate GIA 2354860997

Diamond specifications and retailer prices

From $13,364 NZD
$7,519 USD
As of November 2, 2026
Save $10,195 NZD (43%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $23,558 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 G 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 2354860997. Listed at 20 retailers as of November 1, 2026, with prices from $13,364 to $23,558, a $10,195 spread on the same certified stone. MOH London lists it at $23,558. 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
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2354860997
Dimensions6.89 × 6.57 × 4.47 mm
L/W Ratio1.05
Top View
6.89 mm6.57 mm1.50 ctG / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 2354860997
Side View
Table 75.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 68.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $23,558 NZD|Low: $12,569 NZD|High: $23,842 NZD|Avg: $17,314 NZD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 9$13,364 NZD
Retailer 6$13,445 NZD
Retailer 7$15,084 NZD
Retailer 3$16,485 NZD
Retailer 5$16,561 NZD
Retailer 8$16,817 NZD
Retailer 2$18,740 NZD
Retailer 4$22,160 NZD
MOH London$23,558 NZD

44 data points across 9 retailers

20 retailers$13,364 NZD to $23,558 NZD

B+
Cheapest Retailer
-
$13,364 NZD
$7,519 USD
B+
Retailer 2
-
$13,445 NZD
$7,565 USD
View
B+
Retailer 3
-
$14,046 NZD
$7,903 USD
View
B
Retailer 4
-
$14,122 NZD
$7,946 USD
View
B
Retailer 5
-
$14,540 NZD
$8,181 USD
View
B
Retailer 6
-
$14,717 NZD
CA$11,501 CAD
View
B
Retailer 7
-
$14,992 NZD
$8,435 USD
View
B
Retailer 8
-
$15,084 NZD
$8,487 USD
View
Final sale: no returns
B
Retailer 9
-
$15,347 NZD
$8,635 USD
View
B
Retailer 10
-
$16,485 NZD
£7,304 GBP
View
Retailer 11
-
$16,561 NZD
A$14,335 AUD
View
Price last confirmed 10 days ago
B
Retailer 12
-
$16,817 NZD
$9,462 USD
View
B
Retailer 13
-
$17,354 NZD
$9,764 USD
View
B
Retailer 14
-
$17,844 NZD
$10,040 USD
View
B
Retailer 15
-
$17,844 NZD
$10,040 USD
View
B
Retailer 16
-
$18,431 NZD
$10,370 USD
View
B
Retailer 17
-
$18,740 NZD
€10,042 EUR
View
Retailer 18
-
$19,854 NZD
$11,171 USD
View
Price last confirmed 10 days ago
B
Retailer 19
-
$22,160 NZD
ZAR 201,423 ZAR
View
Most Expensive
B
MOH London
EC7D83A1C · Nov 1
$23,558 NZD
£10,437 GBP
View
19 more retailers have this diamond
Prices start from $13,364 NZDSave up to $10,195 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.

B+
1.50ct Cushion
$13,364 NZD