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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 $4,096 USD
₹390,125 INR
As of October 29, 2026
Save $4,969 USD (55%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $9,065 USD 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 $4,096 to $9,065, a $4,969 spread on the same certified stone. NZ Jewellers lists it at $9,065. 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
Color
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: $9,065 USD|Low: $4,016 USD|High: $9,125 USD|Avg: $5,423 USD|-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 29, 2026
Retailer 10$4,096 USD
Retailer 14$4,287 USD
Retailer 15$4,728 USD
Retailer 6$4,924 USD
Retailer 5$4,972 USD
Retailer 8$5,238 USD
Retailer 9$5,384 USD
Retailer 11$5,384 USD
Retailer 12$5,384 USD
Retailer 7$5,610 USD
Retailer 2$5,640 USD
Retailer 13$5,786 USD
Retailer 3$6,254 USD
Retailer 4$8,645 USD
NZ Jewellers$9,065 USD

31 data points across 15 retailers

16 retailers$4,096 USD to $9,065 USD

A
Cheapest Retailer
-
$4,096 USD
₹390,125 INR
A
Retailer 2
-
$4,287 USD
View
Final sale: no returns
A
Retailer 3
-
$4,728 USD
View
A
Retailer 4
-
$4,924 USD
View
A
Retailer 5
-
$4,972 USD
View
A
Retailer 6
-
$5,238 USD
£4,124 GBP
View
A
Retailer 7
-
$5,384 USD
View
A
Retailer 8
-
$5,384 USD
View
A
Retailer 9
-
$5,384 USD
View
A
Retailer 10
-
$5,610 USD
View
A
Retailer 11
-
$5,640 USD
View
A
Retailer 12
-
$5,786 USD
€5,510 EUR
View
A
Retailer 13
-
$6,213 USD
View
Price last confirmed 52 days ago
A
Retailer 14
-
$6,254 USD
View
B+
Retailer 15
-
$8,645 USD
£6,807 GBP
View
Most Expensive
B
NZ Jewellers
d9ec12b6-3368-4357-af8b-d667c6038616 · Oct 27
$9,065 USD
View
15 more retailers have this diamond
Prices start from $4,096 USDSave up to $4,969 USD

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
$4,096 USD