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Radiant|Natural|GIA

1.50ct G SI1 Radiant Natural Diamond

EX • G/SI1 • GIA 1568555069

Certificate GIA 1568555069

Diamond specifications and retailer prices

From $8,607 NZD
₹461,992 INR
As of October 31, 2026
Save $24,823 NZD (74%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $33,430 NZD at Cape Diamonds · As of October 31, 2026
View at Cape Diamonds

About this 1.5ct natural radiant diamond

This 1.5ct natural radiant 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 1568555069. Listed at 14 retailers as of October 31, 2026, with prices from $8,607 to $33,430, a $24,823 spread on the same certified stone. Cape Diamonds lists it at $33,430. 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
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1568555069
Dimensions7.60 × 5.57 × 3.90 mm
L/W Ratio1.36
Culet sizeNone
Top View
7.60 mm5.57 mm1.50 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1568555069
Side View
Table 61.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 70.0%

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 31
Current: $33,430 NZD|Low: $8,605 NZD|High: $33,430 NZD|Avg: $16,852 NZD|+141.5%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 3$8,607 NZD
Retailer 5$9,519 NZD
Retailer 6$11,728 NZD
Retailer 8$23,023 NZD
Retailer 12$23,208 NZD
Retailer 13$24,068 NZD
Retailer 7$24,289 NZD
Retailer 11$24,654 NZD
Retailer 2$25,638 NZD
Retailer 9$26,706 NZD
Retailer 10$27,211 NZD
Retailer 4$28,258 NZD
Cape Diamonds$33,430 NZD

10 data points across 13 retailers

14 retailers$8,607 NZD to $33,430 NZD

A
Cheapest Retailer
-
$8,607 NZD
₹461,992 INR
A
Retailer 2
-
$9,349 NZD
A$8,106 AUD
View
A
Retailer 3
-
$9,519 NZD
$5,365 USD
View
A
Retailer 4
-
$11,728 NZD
€6,295 EUR
View
B
Retailer 5
-
$23,023 NZD
$12,976 USD
View
B
Retailer 6
-
$23,208 NZD
$13,080 USD
View
B
Retailer 7
-
$24,068 NZD
$13,565 USD
View
Final sale: no returns
B
Retailer 8
-
$24,289 NZD
£10,779 GBP
View
B
Retailer 9
-
$24,654 NZD
$13,895 USD
View
B
Retailer 10
-
$25,638 NZD
£11,378 GBP
View
B
Retailer 11
-
$26,706 NZD
$15,051 USD
View
B
Retailer 12
-
$27,211 NZD
$15,336 USD
View
B
Retailer 13
-
$28,258 NZD
$15,926 USD
View
Most Expensive
B
Cape Diamonds
cert_1568555069 · Oct 31
$33,430 NZD
ZAR 304,384 ZAR
View
13 more retailers have this diamond
Prices start from $8,607 NZDSave up to $24,823 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
$8,607 NZD