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Radiant|Natural|GIA

1.50ct E SI2 Radiant Natural Diamond

EX • E/SI2 • GIA 6555588932

Certificate GIA 6555588932

Diamond specifications and retailer prices

From $7,293 NZD
₹390,125 INR
As of October 29, 2026
Save $8,847 NZD (55%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $16,140 NZD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.5ct natural radiant diamond

This 1.5ct natural radiant 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 6555588932. Listed at 16 retailers as of October 27, 2026, with prices from $7,293 to $16,140, a $8,847 spread on the same certified stone. NZ Jewellers lists it at $16,140. 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
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6555588932
Dimensions7.88 × 5.62 × 3.75 mm
L/W Ratio1.40
Girdle conditionPolished
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Feather, Indented Natural
Top View
7.88 mm5.62 mm1.50 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6555588932
Side View
Table 62.0%CrownGirdle: Very ThickPavilionCulet: 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: Oct 29
Current: $16,140 NZD|Low: $7,150 NZD|High: $16,247 NZD|Avg: $9,708 NZD|-0.7%
NZ Jewellers
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
October 30, 2026
Retailer 11$7,293 NZD
Retailer 15$7,633 NZD
Retailer 3$8,418 NZD
Retailer 7$8,767 NZD
Retailer 6$8,853 NZD
Retailer 8$9,354 NZD
Retailer 10$9,586 NZD
Retailer 12$9,586 NZD
Retailer 13$9,586 NZD
Retailer 2$9,860 NZD
Retailer 9$10,042 NZD
Retailer 14$10,301 NZD
Retailer 4$11,135 NZD
Retailer 5$15,392 NZD
NZ Jewellers$16,140 NZD

30 data points across 15 retailers

16 retailers$7,293 NZD to $16,140 NZD

A
Cheapest Retailer
-
$7,293 NZD
₹390,125 INR
A
Retailer 2
-
$7,633 NZD
$4,287 USD
View
Final sale: no returns
A
Retailer 3
-
$8,418 NZD
$4,728 USD
View
A
Retailer 4
-
$8,767 NZD
$4,924 USD
View
A
Retailer 5
-
$8,853 NZD
$4,972 USD
View
A
Retailer 6
-
$9,354 NZD
£4,137 GBP
View
A
Retailer 7
-
$9,586 NZD
$5,384 USD
View
A
Retailer 8
-
$9,586 NZD
$5,384 USD
View
A
Retailer 9
-
$9,586 NZD
$5,384 USD
View
A
Retailer 10
-
$9,860 NZD
$5,538 USD
View
A
Retailer 11
-
$10,042 NZD
$5,640 USD
View
A
Retailer 12
-
$10,301 NZD
€5,510 EUR
View
Retailer 13
-
$11,062 NZD
$6,213 USD
View
Price last confirmed 53 days ago
A
Retailer 14
-
$11,135 NZD
$6,254 USD
View
B+
Retailer 15
-
$15,392 NZD
£6,807 GBP
View
Most Expensive
B
NZ Jewellers
d9ec12b6-3368-4357-af8b-d667c6038616 · Oct 27
$16,140 NZD
$9,065 USD
View
15 more retailers have this diamond
Prices start from $7,293 NZDSave up to $8,847 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 Radiant
$7,293 NZD