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Cushion|Natural|GIA

1.50ct E SI2 Cushion Natural Diamond

ID • E/SI2 • GIA 1553328108

Certificate GIA 1553328108

Diamond specifications and retailer prices

From $7,381 NZD
HK$32,500 HKD
As of October 29, 2026
Save $9,159 NZD (55%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $16,540 NZD at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.5ct natural cushion diamond

This 1.5ct natural cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1553328108. Listed at 16 retailers as of October 28, 2026, with prices from $7,381 to $16,540, a $9,159 spread on the same certified stone. Queensmith lists it at $16,540. 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
E
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1553328108
Dimensions7.60 × 5.83 × 4.10 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Indented Natural, Needle
Top View
7.60 mm5.83 mm1.50 ctE / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1553328108
Side View
Table 62.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 70.3%

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: Oct 29
Current: $16,540 NZD|Low: $7,381 NZD|High: $16,652 NZD|Avg: $10,459 NZD|+2.0%
Queensmith
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
October 29, 2026
Retailer 13$7,381 NZD
Retailer 10$7,984 NZD
Retailer 3$8,758 NZD
Retailer 6$8,779 NZD
Retailer 14$9,178 NZD
Retailer 7$9,424 NZD
Retailer 12$9,482 NZD
Retailer 2$9,671 NZD
Retailer 4$9,918 NZD
Retailer 11$9,943 NZD
Retailer 5$10,218 NZD
Retailer 9$11,236 NZD
Retailer 8$15,922 NZD
Queensmith$16,540 NZD

24 data points across 14 retailers

16 retailers$7,381 NZD to $16,540 NZD

A
Cheapest Retailer
-
$7,381 NZD
HK$32,500 HKD
A
Retailer 2
-
$7,984 NZD
₹428,546 INR
View
A
Retailer 3
-
$8,758 NZD
$4,936 USD
View
A
Retailer 4
-
$8,779 NZD
SGD 6,686 SGD
View
A
Retailer 5
-
$9,127 NZD
$5,144 USD
View
A
Retailer 6
-
$9,178 NZD
$5,173 USD
View
Final sale: no returns
A
Retailer 7
-
$9,424 NZD
£4,182 GBP
View
A
Retailer 8
-
$9,482 NZD
SGD 7,222 SGD
View
A
Retailer 9
-
$9,671 NZD
£4,292 GBP
View
A
Retailer 10
-
$9,918 NZD
$5,590 USD
View
A
Retailer 11
-
$9,943 NZD
$5,604 USD
View
A
Retailer 12
-
$10,020 NZD
A$8,688 AUD
View
A
Retailer 13
-
$10,218 NZD
$5,759 USD
View
B+
Retailer 14
-
$11,236 NZD
€6,031 EUR
View
B+
Retailer 15
-
$15,922 NZD
£7,066 GBP
View
Most Expensive
B
Queensmith
1553328108 · Oct 28
$16,540 NZD
£7,340 GBP
View
15 more retailers have this diamond
Prices start from $7,381 NZDSave up to $9,159 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
$7,381 NZD