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Radiant|Natural|GIA

1.53ct I SI2 Radiant Natural Diamond

EX • I/SI2 • GIA 2568103756

Certificate GIA 2568103756

Diamond specifications and retailer prices

From $5,607 AUD
HK$30,700 HKD
As of November 1, 2026
Save $7,176 AUD (56%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $12,784 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.53ct natural radiant diamond

This 1.53ct natural radiant sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2568103756. Listed at 8 retailers as of October 30, 2026, with prices from $5,607 to $12,784, a $7,176 spread on the same certified stone. NZ Jewellers lists it at $12,784. 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

1.53
Carat
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Pavilion angle54.49°
OriginNatural
Grading LabGIA
CertificateGIA 2568103756
Dimensions7.94 × 5.70 × 3.98 mm
L/W Ratio1.39
Key to symbols
Crystal, Feather, Needle
Top View
7.94 mm5.70 mm1.53 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2568103756
Side View
Table 62.0%CrownGirdle: THK-VTKPavilion 54.49°Culet: NoneDepth 69.8%

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: Nov 1
Current: $12,784 AUD|Low: $5,552 AUD|High: $14,255 AUD|Avg: $9,127 AUD|-10.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 5$5,607 AUD
Retailer 7$7,213 AUD
Retailer 2$7,455 AUD
Retailer 3$7,642 AUD
Retailer 8$7,722 AUD
Retailer 6$8,079 AUD
Retailer 4$12,174 AUD
NZ Jewellers$12,784 AUD

37 data points across 8 retailers

8 retailers$5,607 AUD to $12,784 AUD

A
Cheapest Retailer
-
$5,607 AUD
HK$30,700 HKD
A
Retailer 2
-
$7,213 AUD
SGD 6,831 SGD
View
A
Retailer 3
-
$7,455 AUD
£4,114 GBP
View
A
Retailer 4
-
$7,642 AUD
$5,356 USD
View
A
Retailer 5
-
$7,722 AUD
$5,412 USD
View
B+
Retailer 6
-
$8,079 AUD
$5,662 USD
View
B
Retailer 7
-
$12,174 AUD
£6,718 GBP
View
Most Expensive
B
NZ Jewellers
1034b232-26f9-4d2b-ade6-5aea02a34887 · Oct 30
$12,784 AUD
$8,959 USD
View
7 more retailers have this diamond
Prices start from $5,607 AUDSave up to $7,176 AUD

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
1.53ct Radiant
$5,607 AUD