CaratHunter
Plans
Radiant|Natural|GIA

1.02ct K SI2 Radiant Natural Diamond

ID • K/SI2 • GIA 1543162404

Certificate GIA 1543162404

Diamond specifications and retailer prices

From $1,375 AUD
As of November 5, 2026
Save $2,937 AUD (68%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $4,312 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.02ct natural radiant diamond

This 1.02ct natural radiant sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1543162404. Listed at 9 retailers as of November 5, 2026, with prices from $1,375 to $4,312, a $2,937 spread on the same certified stone. NZ Jewellers lists it at $4,312. 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

1.02
Carat
K
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1543162404
Dimensions7.30 × 4.78 × 3.37 mm
L/W Ratio1.53
Culet sizeNone
Key to symbols
Crystal, Needle
Top View
7.30 mm4.78 mm1.02 ctK / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1543162404
Side View
Table 72.0%CrownGirdlePavilionCulet: NoneDepth 70.6%

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 5
Current: $4,312 AUD|Low: $1,375 AUD|High: $4,312 AUD|Avg: $1,958 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 7, 2026
Retailer 6$1,375 AUD
Retailer 8$1,375 AUD
Retailer 4$1,406 AUD
Retailer 9$1,428 AUD
Retailer 7$1,586 AUD
Retailer 3$1,594 AUD
Retailer 5$1,923 AUD
Retailer 2$2,503 AUD
NZ Jewellers$4,312 AUD

38 data points across 9 retailers

9 retailers$1,375 AUD to $4,312 AUD

A
Cheapest Retailer
-
$1,375 AUD
Retailer 2
-
$1,375 AUD
View
Price last confirmed 9 days ago
A
Retailer 3
-
$1,406 AUD
View
A
Retailer 4
-
$1,428 AUD
View
A
Retailer 5
-
$1,586 AUD
View
A
Retailer 6
-
$1,594 AUD
View
A
Retailer 7
-
$1,923 AUD
View
B+
Retailer 8
-
$2,503 AUD
View
Most Expensive
B
NZ Jewellers
ae5dc3bb-c3f7-48f2-89de-3f48621b32ff · Nov 5
$4,312 AUD
$2,963 USD
View
8 more retailers have this diamond
Prices start from $1,375 AUDSave up to $2,937 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
1.02ct Radiant
$1,375 AUD