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Radiant|Natural|GIA

1.51ct H VS1 Radiant Natural Diamond

EX • H/VS1 • GIA 5242018773

Certificate GIA 5242018773

Diamond specifications and retailer prices

From $10,045 AUD
As of November 4, 2026
Save $9,811 AUD (49%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $19,856 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural radiant diamond

This 1.51ct natural radiant sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5242018773. Listed at 18 retailers as of November 4, 2026, with prices from $10,045 to $19,856, a $9,811 spread on the same certified stone. NZ Jewellers lists it at $19,856. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.56°
OriginNatural
Grading LabGIA
CertificateGIA 5242018773
Dimensions7.66 × 5.77 × 3.97 mm
L/W Ratio1.33
Culet sizeNone
Key to symbols
Crystal, Feather, Needle, Pinpoint
Top View
7.66 mm5.77 mm1.51 ctH / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5242018773
Side View
Table 67.0%Crown 46.56°GirdlePavilionCulet: NoneDepth 68.8%

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 4
Current: $19,856 AUD|Low: $10,045 AUD|High: $20,278 AUD|Avg: $12,688 AUD|-2.1%
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
Retailer 16
Retailer 17
Retailer 18
November 6, 2026
Retailer 15$10,045 AUD
Retailer 9$10,261 AUD
Retailer 12$10,882 AUD
Retailer 4$10,928 AUD
Retailer 8$10,959 AUD
Retailer 17$10,959 AUD
Retailer 2$11,095 AUD
Retailer 3$11,384 AUD
Retailer 10$11,872 AUD
Retailer 7$11,969 AUD
Retailer 18$12,055 AUD
Retailer 16$12,125 AUD
Retailer 5$12,844 AUD
Retailer 14$12,919 AUD
Retailer 6$13,699 AUD
Retailer 11$14,484 AUD
Retailer 13$16,501 AUD
NZ Jewellers$19,856 AUD

29 data points across 18 retailers

18 retailers$10,045 AUD to $19,856 AUD

A
Cheapest Retailer
-
$10,045 AUD
A
Retailer 2
-
$10,261 AUD
View
A
Retailer 3
-
$10,882 AUD
View
A
Retailer 4
-
$10,928 AUD
View
Retailer 5
-
$10,959 AUD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$10,959 AUD
View
Final sale: no returns
A
Retailer 7
-
$11,095 AUD
View
Retailer 8
-
$11,384 AUD
View
Price last confirmed 15 days ago
B+
Retailer 9
-
$11,872 AUD
View
B+
Retailer 10
-
$11,969 AUD
View
B+
Retailer 11
-
$12,055 AUD
View
B+
Retailer 12
-
$12,125 AUD
View
B+
Retailer 13
-
$12,844 AUD
View
B+
Retailer 14
-
$12,919 AUD
View
B+
Retailer 15
-
$13,699 AUD
View
B
Retailer 16
-
$14,484 AUD
View
B+
Retailer 17
-
$16,501 AUD
View
Most Expensive
B
NZ Jewellers
eb4d2ba0-8bf0-4cda-83ae-b27cc8f780c2 · Nov 5
$19,856 AUD
$13,900 USD
View
17 more retailers have this diamond
Prices start from $10,045 AUDSave up to $9,811 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
1.51ct Radiant
$10,045 AUD